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[Search a list of Patent Appplications for class 382]  Class   382IMAGE ANALYSIS
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[List of Patents for class 382 subclass 100]  100           APPLICATIONS
[List of Patents for class 382 subclass 101]  101           Subclass 101 indent level is 1 Mail processing
[List of Patents for class 382 subclass 102]  102           Subclass 102 indent level is 2 ZIP code
[List of Patents for class 382 subclass 103]  103           Subclass 103 indent level is 1 Target tracking or detecting
[List of Patents for class 382 subclass 104]  104           Subclass 104 indent level is 1 Vehicle or traffic control (e.g., auto, bus, or train)
[List of Patents for class 382 subclass 105]  105           Subclass 105 indent level is 2 License plate
[List of Patents for class 382 subclass 106]  106           Subclass 106 indent level is 1 Range or distance measuring
[List of Patents for class 382 subclass 107]  107           Subclass 107 indent level is 1 Motion or velocity measuring
[List of Patents for class 382 subclass 108]  108           Subclass 108 indent level is 1 Surface texture or roughness measuring
[List of Patents for class 382 subclass 109]  109           Subclass 109 indent level is 1 Seismic or geological sample measuring
[List of Patents for class 382 subclass 110]  110           Subclass 110 indent level is 1 Animal, plant, or food inspection
[List of Patents for class 382 subclass 111]  111           Subclass 111 indent level is 1 Textiles or clothing
[List of Patents for class 382 subclass 112]  112           Subclass 112 indent level is 1 Document or print quality inspection (e.g., newspaper, photographs, etc.)
[List of Patents for class 382 subclass 113]  113           Subclass 113 indent level is 1 Reading maps, graphs, drawings, or schematics
[List of Patents for class 382 subclass 114]  114           Subclass 114 indent level is 1 Reading aids for the visually impaired
[List of Patents for class 382 subclass 115]  115           Subclass 115 indent level is 1 Personnel identification (e.g., biometrics)
[List of Patents for class 382 subclass 116]  116           Subclass 116 indent level is 2 Using a combination of features (e.g., signature and fingerprint)
[List of Patents for class 382 subclass 117]  117           Subclass 117 indent level is 2 Using a characteristic of the eye
[List of Patents for class 382 subclass 118]  118           Subclass 118 indent level is 2 Using a facial characteristic
[List of Patents for class 382 subclass 119]  119           Subclass 119 indent level is 2 Using a signature
[List of Patents for class 382 subclass 120]  120           Subclass 120 indent level is 3 Sensing pressure together with speed or acceleration
[List of Patents for class 382 subclass 121]  121           Subclass 121 indent level is 3 Sensing pressure only
[List of Patents for class 382 subclass 122]  122           Subclass 122 indent level is 3 Sensing speed or acceleration only
[List of Patents for class 382 subclass 123]  123           Subclass 123 indent level is 3 Sensing geometrical properties
[List of Patents for class 382 subclass 124]  124           Subclass 124 indent level is 2 Using a fingerprint
[List of Patents for class 382 subclass 125]  125           Subclass 125 indent level is 3 Extracting minutia such as ridge endings and bifurcations
[List of Patents for class 382 subclass 126]  126           Subclass 126 indent level is 3 With a guiding mechanism for positioning finger
[List of Patents for class 382 subclass 127]  127           Subclass 127 indent level is 3 With a prism
[List of Patents for class 382 subclass 128]  128           Subclass 128 indent level is 1 Biomedical applications
[List of Patents for class 382 subclass 129]  129           Subclass 129 indent level is 2 DNA or RNA pattern reading
[List of Patents for class 382 subclass 130]  130           Subclass 130 indent level is 2 Producing difference image (e.g., angiography)
[List of Patents for class 382 subclass 131]  131           Subclass 131 indent level is 2 Tomography (e.g., CAT scanner)
[List of Patents for class 382 subclass 132]  132           Subclass 132 indent level is 2 X-ray film analysis (e.g., radiography)
[List of Patents for class 382 subclass 133]  133           Subclass 133 indent level is 2 Cell analysis, classification, or counting
[List of Patents for class 382 subclass 134]  134           Subclass 134 indent level is 3 Blood cells
[List of Patents for class 382 subclass 135]  135           Subclass 135 indent level is 1 Reading paper currency
[List of Patents for class 382 subclass 136]  136           Subclass 136 indent level is 1 Reading coins
[List of Patents for class 382 subclass 137]  137           Subclass 137 indent level is 1 Reading bank checks (e.g., documents bearing E-13B type characters)
[List of Patents for class 382 subclass 138]  138           Subclass 138 indent level is 2 Reading monetary amount
[List of Patents for class 382 subclass 139]  139           Subclass 139 indent level is 2 Reading MICR data
[List of Patents for class 382 subclass 140]  140           Subclass 140 indent level is 3 Including an optical imager or reader
[List of Patents for class 382 subclass 141]  141           Subclass 141 indent level is 1 Manufacturing or product inspection
[List of Patents for class 382 subclass 142]  142           Subclass 142 indent level is 2 Bottle inspection
[List of Patents for class 382 subclass 143]  143           Subclass 143 indent level is 2 Inspection of packaged consumer goods
[List of Patents for class 382 subclass 144]  144           Subclass 144 indent level is 2 Mask inspection (e.g., semiconductor photomask)
[List of Patents for class 382 subclass 145]  145           Subclass 145 indent level is 2 Inspection of semiconductor device or printed circuit board
[List of Patents for class 382 subclass 146]  146           Subclass 146 indent level is 3 Measuring external leads
[List of Patents for class 382 subclass 147]  147           Subclass 147 indent level is 3 Inspecting printed circuit boards
[List of Patents for class 382 subclass 148]  148           Subclass 148 indent level is 3 At plural magnifications or resolutions
[List of Patents for class 382 subclass 149]  149           Subclass 149 indent level is 3 Fault or defect detection
[List of Patents for class 382 subclass 150]  150           Subclass 150 indent level is 4 Faulty soldering
[List of Patents for class 382 subclass 151]  151           Subclass 151 indent level is 3 Alignment, registration, or position determination
[List of Patents for class 382 subclass 152]  152           Subclass 152 indent level is 2 Tool, workpiece, or mechanical component inspection
[List of Patents for class 382 subclass 153]  153           Subclass 153 indent level is 1 Robotics
[List of Patents for class 382 subclass 154]  154           Subclass 154 indent level is 1 3-D or stereo imaging analysis
[List of Patents for class 382 subclass 155]  155           LEARNING SYSTEMS
[List of Patents for class 382 subclass 156]  156           Subclass 156 indent level is 1 Neural networks
[List of Patents for class 382 subclass 157]  157           Subclass 157 indent level is 2 Network learning techniques (e.g., back propagation)
[List of Patents for class 382 subclass 158]  158           Subclass 158 indent level is 2 Network structures
[List of Patents for class 382 subclass 159]  159           Subclass 159 indent level is 1 Trainable classifiers or pattern recognizers (e.g., adaline, perceptron)
[List of Patents for class 382 subclass 160]  160           Subclass 160 indent level is 2 Generating a standard by statistical analysis
[List of Patents for class 382 subclass 161]  161           Subclass 161 indent level is 2 Alphanumerics
[List of Patents for class 382 subclass 162]  162           COLOR IMAGE PROCESSING
[List of Patents for class 382 subclass 163]  163           Subclass 163 indent level is 1 Drop-out color in image (i.e., color to be removed)
[List of Patents for class 382 subclass 164]  164           Subclass 164 indent level is 1 Image segmentation using color
[List of Patents for class 382 subclass 165]  165           Subclass 165 indent level is 1 Pattern recognition or classification using color
[List of Patents for class 382 subclass 166]  166           Subclass 166 indent level is 1 Compression of color images
[List of Patents for class 382 subclass 167]  167           Subclass 167 indent level is 1 Color correction
[List of Patents for class 382 subclass 168]  168           HISTOGRAM PROCESSING
[List of Patents for class 382 subclass 169]  169           Subclass 169 indent level is 1 With a gray-level transformation (e.g., uniform density transformation)
[List of Patents for class 382 subclass 170]  170           Subclass 170 indent level is 1 With pattern recognition or classification
[List of Patents for class 382 subclass 171]  171           Subclass 171 indent level is 1 For segmenting an image
[List of Patents for class 382 subclass 172]  172           Subclass 172 indent level is 1 For setting a threshold
[List of Patents for class 382 subclass 173]  173           IMAGE SEGMENTATION
[List of Patents for class 382 subclass 174]  174           Subclass 174 indent level is 1 Using projections (i.e., shadow or profile of characters)
[List of Patents for class 382 subclass 175]  175           Subclass 175 indent level is 1 Separating document regions using preprinted guides or markings
[List of Patents for class 382 subclass 176]  176           Subclass 176 indent level is 1 Distinguishing text from other regions
[List of Patents for class 382 subclass 177]  177           Subclass 177 indent level is 1 Segmenting individual characters or words
[List of Patents for class 382 subclass 178]  178           Subclass 178 indent level is 2 Separating touching or overlapping characters
[List of Patents for class 382 subclass 179]  179           Subclass 179 indent level is 2 Segmenting hand-printed characters
[List of Patents for class 382 subclass 180]  180           Subclass 180 indent level is 1 Region labeling (e.g., page description language)
[List of Patents for class 382 subclass 181]  181           PATTERN RECOGNITION
[List of Patents for class 382 subclass 182]  182           Subclass 182 indent level is 1 Limited to specially coded, human-readable characters
[List of Patents for class 382 subclass 183]  183           Subclass 183 indent level is 2 Characters formed entirely of parallel bars (e.g., CMC-7)
[List of Patents for class 382 subclass 184]  184           Subclass 184 indent level is 2 With separate timing or alignment marks
[List of Patents for class 382 subclass 185]  185           Subclass 185 indent level is 1 Ideographic characters (e.g., Japanese or Chinese)
[List of Patents for class 382 subclass 186]  186           Subclass 186 indent level is 1 Unconstrained handwriting (e.g., cursive)
[List of Patents for class 382 subclass 187]  187           Subclass 187 indent level is 1 On-line recognition of handwritten characters
[List of Patents for class 382 subclass 188]  188           Subclass 188 indent level is 2 Writing on ordinary surface (i.e., electronics are in pen)
[List of Patents for class 382 subclass 189]  189           Subclass 189 indent level is 2 With a display
[List of Patents for class 382 subclass 190]  190           Subclass 190 indent level is 1 Feature extraction
[List of Patents for class 382 subclass 191]  191           Subclass 191 indent level is 2 Multispectral features (e.g., frequency, phase)
[List of Patents for class 382 subclass 192]  192           Subclass 192 indent level is 2 Feature counting
[List of Patents for class 382 subclass 193]  193           Subclass 193 indent level is 3 Counting intersections of scanning lines with pattern
[List of Patents for class 382 subclass 194]  194           Subclass 194 indent level is 3 Counting individual pixels or pixel patterns
[List of Patents for class 382 subclass 195]  195           Subclass 195 indent level is 2 Local or regional features
[List of Patents for class 382 subclass 196]  196           Subclass 196 indent level is 3 Slice codes
[List of Patents for class 382 subclass 197]  197           Subclass 197 indent level is 3 Directional codes and vectors (e.g., Freeman chains, compasslike codes)
[List of Patents for class 382 subclass 198]  198           Subclass 198 indent level is 4 Extracted from alphanumeric characters
[List of Patents for class 382 subclass 199]  199           Subclass 199 indent level is 3 Pattern boundary and edge measurements
[List of Patents for class 382 subclass 200]  200           Subclass 200 indent level is 4 Measurements made on alphanumeric characters
[List of Patents for class 382 subclass 201]  201           Subclass 201 indent level is 3 Point features (e.g., spatial coordinate descriptors)
[List of Patents for class 382 subclass 202]  202           Subclass 202 indent level is 3 Linear stroke analysis (e.g., limited to straight lines)
[List of Patents for class 382 subclass 203]  203           Subclass 203 indent level is 3 Shape and form analysis
[List of Patents for class 382 subclass 204]  204           Subclass 204 indent level is 4 Topological properties (e.g., number of holes in a pattern, connectivity, etc.)
[List of Patents for class 382 subclass 205]  205           Subclass 205 indent level is 3 Local neighborhood operations (e.g., 3x3 kernel, window, or matrix operator)
[List of Patents for class 382 subclass 206]  206           Subclass 206 indent level is 2 Global features (e.g., measurements on image as a whole, such as area, projections, etc.)
[List of Patents for class 382 subclass 207]  207           Subclass 207 indent level is 2 Waveform analysis
[List of Patents for class 382 subclass 208]  208           Subclass 208 indent level is 3 With a tapped delay line
[List of Patents for class 382 subclass 209]  209           Subclass 209 indent level is 1 Template matching (e.g., specific devices that determine the best match)
[List of Patents for class 382 subclass 210]  210           Subclass 210 indent level is 2 Spatial filtering (e.g., holography)
[List of Patents for class 382 subclass 211]  211           Subclass 211 indent level is 3 With electrically controlled light modulator or filter
[List of Patents for class 382 subclass 212]  212           Subclass 212 indent level is 2 Nonholographic optical mask or transparency
[List of Patents for class 382 subclass 213]  213           Subclass 213 indent level is 3 Using both positive and negative masks or transparencies
[List of Patents for class 382 subclass 214]  214           Subclass 214 indent level is 3 With a display
[List of Patents for class 382 subclass 215]  215           Subclass 215 indent level is 2 Using dynamic programming or elastic templates (e.g., warping)
[List of Patents for class 382 subclass 216]  216           Subclass 216 indent level is 2 At multiple image orientations or positions
[List of Patents for class 382 subclass 217]  217           Subclass 217 indent level is 2 Electronic template
[List of Patents for class 382 subclass 218]  218           Subclass 218 indent level is 3 Comparator
[List of Patents for class 382 subclass 219]  219           Subclass 219 indent level is 4 Determining both similarities and differences
[List of Patents for class 382 subclass 220]  220           Subclass 220 indent level is 4 Calculating weighted similarity or difference (e.g., don`t-care areas)
[List of Patents for class 382 subclass 221]  221           Subclass 221 indent level is 4 Counting difference pixels
[List of Patents for class 382 subclass 222]  222           Subclass 222 indent level is 5 Using an Exclusive-OR gate
[List of Patents for class 382 subclass 223]  223           Subclass 223 indent level is 3 Resistor matrix
[List of Patents for class 382 subclass 224]  224           Subclass 224 indent level is 1 Classification
[List of Patents for class 382 subclass 225]  225           Subclass 225 indent level is 2 Cluster analysis
[List of Patents for class 382 subclass 226]  226           Subclass 226 indent level is 2 Sequential decision process (e.g., decision tree structure)
[List of Patents for class 382 subclass 227]  227           Subclass 227 indent level is 3 With a multilevel classifier
[List of Patents for class 382 subclass 228]  228           Subclass 228 indent level is 2 Statistical decision process
[List of Patents for class 382 subclass 229]  229           Subclass 229 indent level is 1 Context analysis or word recognition (e.g., character string)
[List of Patents for class 382 subclass 230]  230           Subclass 230 indent level is 2 Trigrams or digrams
[List of Patents for class 382 subclass 231]  231           Subclass 231 indent level is 2 Checking spelling for recognition
[List of Patents for class 382 subclass 232]  232           IMAGE COMPRESSION OR CODING
[List of Patents for class 382 subclass 233]  233           Subclass 233 indent level is 1 Including details of decompression
[List of Patents for class 382 subclass 234]  234           Subclass 234 indent level is 1 Parallel coding architecture
[List of Patents for class 382 subclass 235]  235           Subclass 235 indent level is 1 Substantial processing of image in compressed form
[List of Patents for class 382 subclass 236]  236           Subclass 236 indent level is 1 Interframe coding (e.g., difference or motion detection)
[List of Patents for class 382 subclass 237]  237           Subclass 237 indent level is 1 Gray level to binary coding
[List of Patents for class 382 subclass 238]  238           Subclass 238 indent level is 1 Predictive coding
[List of Patents for class 382 subclass 239]  239           Subclass 239 indent level is 1 Adaptive coding (i.e., changes based upon history, activity, busyness, etc.)
[List of Patents for class 382 subclass 240]  240           Subclass 240 indent level is 1 Pyramid, hierarchy, or tree structure
[List of Patents for class 382 subclass 241]  241           Subclass 241 indent level is 1 Polygonal approximation
[List of Patents for class 382 subclass 242]  242           Subclass 242 indent level is 1 Contour or chain coding (e.g., Bezier)
[List of Patents for class 382 subclass 243]  243           Subclass 243 indent level is 1 Shape, icon, or feature-based compression
[List of Patents for class 382 subclass 244]  244           Subclass 244 indent level is 1 Lossless compression
[List of Patents for class 382 subclass 245]  245           Subclass 245 indent level is 2 Run-length coding
[List of Patents for class 382 subclass 246]  246           Subclass 246 indent level is 2 Huffman or variable-length coding
[List of Patents for class 382 subclass 247]  247           Subclass 247 indent level is 2 Arithmetic coding
[List of Patents for class 382 subclass 248]  248           Subclass 248 indent level is 1 Transform coding
[List of Patents for class 382 subclass 249]  249           Subclass 249 indent level is 2 Fractal
[List of Patents for class 382 subclass 250]  250           Subclass 250 indent level is 2 Discrete cosine or sine transform
[List of Patents for class 382 subclass 251]  251           Subclass 251 indent level is 1 Quantization
[List of Patents for class 382 subclass 252]  252           Subclass 252 indent level is 2 Error diffusion or dispersion
[List of Patents for class 382 subclass 253]  253           Subclass 253 indent level is 2 Vector quantization
[List of Patents for class 382 subclass 254]  254           IMAGE ENHANCEMENT OR RESTORATION
[List of Patents for class 382 subclass 255]  255           Subclass 255 indent level is 1 Focus measuring or adjusting (e.g., deblurring)
[List of Patents for class 382 subclass 256]  256           Subclass 256 indent level is 1 Object boundary expansion or contraction
[List of Patents for class 382 subclass 257]  257           Subclass 257 indent level is 2 Dilation or erosion (e.g., opening or closing)
[List of Patents for class 382 subclass 258]  258           Subclass 258 indent level is 2 Line thinning or thickening
[List of Patents for class 382 subclass 259]  259           Subclass 259 indent level is 3 Skeletonizing
[List of Patents for class 382 subclass 260]  260           Subclass 260 indent level is 1 Image filter
[List of Patents for class 382 subclass 261]  261           Subclass 261 indent level is 2 Adaptive filter
[List of Patents for class 382 subclass 262]  262           Subclass 262 indent level is 2 Median filter
[List of Patents for class 382 subclass 263]  263           Subclass 263 indent level is 2 Highpass filter (i.e., for sharpening or enhancing details)
[List of Patents for class 382 subclass 264]  264           Subclass 264 indent level is 2 Lowpass filter (i.e., for blurring or smoothing)
[List of Patents for class 382 subclass 265]  265           Subclass 265 indent level is 2 Recursive filter
[List of Patents for class 382 subclass 266]  266           Subclass 266 indent level is 1 Edge or contour enhancement
[List of Patents for class 382 subclass 267]  267           Subclass 267 indent level is 2 Minimize discontinuities in dot-matrix image data (i.e., connecting or merging the dots)
[List of Patents for class 382 subclass 268]  268           Subclass 268 indent level is 2 Minimize discontinuities at boundaries of image blocks (i.e., reducing blocking effects or effects of wrap-around)
[List of Patents for class 382 subclass 269]  269           Subclass 269 indent level is 2 Minimize jaggedness in edges (e.g., anti-aliasing)
[List of Patents for class 382 subclass 270]  270           Subclass 270 indent level is 1 Variable threshold, gain, or slice level
[List of Patents for class 382 subclass 271]  271           Subclass 271 indent level is 2 Based on the results of a count
[List of Patents for class 382 subclass 272]  272           Subclass 272 indent level is 2 Based on a local average, mean, or median
[List of Patents for class 382 subclass 273]  273           Subclass 273 indent level is 2 Based on peak levels
[List of Patents for class 382 subclass 274]  274           Subclass 274 indent level is 1 Intensity, brightness, contrast, or shading correction
[List of Patents for class 382 subclass 275]  275           Subclass 275 indent level is 1 Artifact removal or suppression (e.g., distortion correction)
[List of Patents for class 382 subclass 276]  276           IMAGE TRANSFORMATION OR PREPROCESSING
[List of Patents for class 382 subclass 277]  277           Subclass 277 indent level is 1 Transforming each dimension separately
[List of Patents for class 382 subclass 278]  278           Subclass 278 indent level is 1 Correlation
[List of Patents for class 382 subclass 279]  279           Subclass 279 indent level is 1 Convolution
[List of Patents for class 382 subclass 280]  280           Subclass 280 indent level is 1 Fourier transform
[List of Patents for class 382 subclass 281]  281           Subclass 281 indent level is 1 Walsh, Hough, or Hadamard transform
[List of Patents for class 382 subclass 282]  282           Subclass 282 indent level is 1 Selecting a portion of an image
[List of Patents for class 382 subclass 283]  283           Subclass 283 indent level is 2 Using a mask
[List of Patents for class 382 subclass 284]  284           Subclass 284 indent level is 1 Combining image portions (e.g., portions of oversized documents)
[List of Patents for class 382 subclass 285]  285           Subclass 285 indent level is 1 Mapping 2-D image onto a 3-D surface
[List of Patents for class 382 subclass 286]  286           Subclass 286 indent level is 1 Measuring image properties (e.g., length, width, or area)
[List of Patents for class 382 subclass 287]  287           Subclass 287 indent level is 2 Detecting alignment marks
[List of Patents for class 382 subclass 288]  288           Subclass 288 indent level is 2 Determining center of gravity or moment
[List of Patents for class 382 subclass 289]  289           Subclass 289 indent level is 2 Determining amount an image is rotated or skewed
[List of Patents for class 382 subclass 290]  290           Subclass 290 indent level is 3 Where the image is a character, word, or text
[List of Patents for class 382 subclass 291]  291           Subclass 291 indent level is 2 Determining the position of an object
[List of Patents for class 382 subclass 292]  292           Subclass 292 indent level is 3 Where the object is a character, word, or text
[List of Patents for class 382 subclass 293]  293           Subclass 293 indent level is 1 Changing the image coordinates
[List of Patents for class 382 subclass 294]  294           Subclass 294 indent level is 2 Registering or aligning multiple images to one another
[List of Patents for class 382 subclass 295]  295           Subclass 295 indent level is 2 To position or translate an image
[List of Patents for class 382 subclass 296]  296           Subclass 296 indent level is 2 To rotate an image
[List of Patents for class 382 subclass 297]  297           Subclass 297 indent level is 3 Rotation of image is limited to 90 degrees, 180 degrees, or 270 degrees
[List of Patents for class 382 subclass 298]  298           Subclass 298 indent level is 2 To change the scale or size of an image
[List of Patents for class 382 subclass 299]  299           Subclass 299 indent level is 3 Raising or lowering the image resolution (e.g., subpixel accuracy)
[List of Patents for class 382 subclass 300]  300           Subclass 300 indent level is 4 Interpolation
[List of Patents for class 382 subclass 301]  301           Subclass 301 indent level is 3 Where the image is an alphanumeric character
[List of Patents for class 382 subclass 302]  302           Subclass 302 indent level is 1 Multilayered image transformations
[List of Patents for class 382 subclass 303]  303           Subclass 303 indent level is 2 Pipeline processing
[List of Patents for class 382 subclass 304]  304           Subclass 304 indent level is 2 Parallel processing
[List of Patents for class 382 subclass 305]  305           Subclass 305 indent level is 1 Image storage or retrieval
[List of Patents for class 382 subclass 306]  306           Subclass 306 indent level is 2 Using identification indicia on document
[List of Patents for class 382 subclass 307]  307           Subclass 307 indent level is 1 General purpose image processor
[List of Patents for class 382 subclass 308]  308           Subclass 308 indent level is 2 Morphological operations (i.e., local neighborhood operations)
[List of Patents for class 382 subclass 309]  309           EDITING, ERROR CHECKING, OR CORRECTION (E.G., POSTRECOGNITION PROCESSING)
[List of Patents for class 382 subclass 310]  310           Subclass 310 indent level is 1 Correcting alphanumeric recognition errors
[List of Patents for class 382 subclass 311]  311           Subclass 311 indent level is 1 Including operator interaction
[List of Patents for class 382 subclass 312]  312           IMAGE SENSING
[List of Patents for class 382 subclass 313]  313           Subclass 313 indent level is 1 Hand-held
[List of Patents for class 382 subclass 314]  314           Subclass 314 indent level is 2 Sensing mechanism in stylus
[List of Patents for class 382 subclass 315]  315           Subclass 315 indent level is 2 Sensing mechanism in platen
[List of Patents for class 382 subclass 316]  316           Subclass 316 indent level is 1 Curve tracer
[List of Patents for class 382 subclass 317]  317           Subclass 317 indent level is 1 Sensor control (e.g., OCR sheet controls copier or fax)
[List of Patents for class 382 subclass 318]  318           Subclass 318 indent level is 1 Multiple scanning
[List of Patents for class 382 subclass 319]  319           Subclass 319 indent level is 2 Prescanning
[List of Patents for class 382 subclass 320]  320           Subclass 320 indent level is 1 Magnetic
[List of Patents for class 382 subclass 321]  321           Subclass 321 indent level is 1 Optical (e.g., OCR)
[List of Patents for class 382 subclass 322]  322           Subclass 322 indent level is 2 Single spot
[List of Patents for class 382 subclass 323]  323           Subclass 323 indent level is 2 Single line
[List of Patents for class 382 subclass 324]  324           Subclass 324 indent level is 2 Full retina
[List of Patents for class 382 subclass 325]  325           MISCELLANEOUS
 
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