| Patents for G06K 9 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints (160,016) |
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| 03/14/1990 | EP0357713A1 Optical thresholding apparatus and method. |
| 03/14/1990 | CN1040447A Hand-written charactor recognition apparatus |
| 03/13/1990 | US4908875 Adaptive thresholding technique |
| 03/13/1990 | US4908872 Method and apparatus for extracting pattern contours in image processing |
| 03/13/1990 | US4908702 Real-time image difference detection using a polarization rotation spacial light modulator |
| 03/13/1990 | US4908500 System for automatically reading indentification data disposed on a vehicle |
| 03/08/1990 | WO1990002383A1 Optical correlator system |
| 03/08/1990 | DE3842142C1 Method for processing image signals |
| 03/08/1990 | DE3829069A1 Use of a measuring device for the automatic reading of characters and digits |
| 03/06/1990 | US4907286 Image processing apparatus |
| 03/06/1990 | US4907285 Image understanding system |
| 03/06/1990 | US4907283 Image processing apparatus |
| 03/06/1990 | US4907080 Video signature comparator and method |
| 03/06/1990 | US4907001 Extraction of radar targets from clutter |
| 03/06/1990 | US4906940 Process and apparatus for the automatic detection and extraction of features in images and displays |
| 03/06/1990 | US4906843 Combination mouse, optical scanner and digitizer puck |
| 03/06/1990 | US4906099 Methods and apparatus for optical product inspection |
| 03/06/1990 | CA1266527A1 Algorithm for constructing tree structured classifiers |
| 02/28/1990 | EP0356043A2 Method and apparatus for correcting MICR data on a document |
| 02/28/1990 | EP0355863A1 Handy reader/printer apparatus |
| 02/28/1990 | EP0355748A2 A pattern recognition apparatus and method for doing the same |
| 02/27/1990 | US4905296 Machine method of processing an image containing pixels |
| 02/27/1990 | US4905295 Code sequence matching method and apparatus |
| 02/27/1990 | US4905292 High probability of detection, low false alarm multisensor ATR |
| 02/27/1990 | US4905287 Pattern recognition system |
| 02/27/1990 | US4905162 Evaluation system for determining analogy and symmetric comparison among objects in model-based computation systems |
| 02/27/1990 | US4905149 Method of determining desired image signal range |
| 02/27/1990 | US4904881 Synapse cell useful in performing pattern recognition tasks |
| 02/21/1990 | CN1039916A Bar code identification processing system |
| 02/20/1990 | US4903316 Binarizing apparatus |
| 02/20/1990 | US4903315 Apparatus for enlarging or reducing an image pattern |
| 02/20/1990 | US4903314 Single plate compact optical correlator |
| 02/20/1990 | US4903313 Character recognition method |
| 02/20/1990 | US4903312 Character recognition with variable subdivisions of a character region |
| 02/20/1990 | US4903311 Character region extracting method and apparatus capable of implementing the method |
| 02/20/1990 | US4903310 Method of automatically determining imaged body posture in medical image display |
| 02/20/1990 | US4903309 Field programmable aided target recognizer trainer |
| 02/14/1990 | EP0354701A2 Method of recognizing patterns |
| 02/14/1990 | CN1006830B Apparatus for compiling documents |
| 02/13/1990 | US4901365 Method of searching binary images to find search regions in which straight lines may be found |
| 02/13/1990 | US4901364 Interactive optical scanner system |
| 02/13/1990 | US4901362 Method of recognizing patterns |
| 02/13/1990 | US4901358 Method of comparing a handwriting with a reference writing |
| 02/13/1990 | US4900907 Optical information reading apparatus |
| 02/13/1990 | US4900128 Three dimensional binocular correlator |
| 02/08/1990 | WO1990001198A1 Character recognition apparatus |
| 02/07/1990 | EP0354031A2 Graphical image editing |
| 02/07/1990 | EP0353644A2 Configurable correlation windows for the direct measurement of differential field distortion |
| 02/07/1990 | EP0185040B1 Method for identifying a product intended to prevent fraud and device for implementing such method |
| 02/06/1990 | US4899391 Automatic key identification system |
| 02/06/1990 | US4899290 System for specifying and executing protocols for using iterative analogy and comparative induction in a model-based computation system |
| 02/05/1990 | EP0248840A4 An apparatus and method for analyses of biological specimens. |
| 02/01/1990 | DE3825582A1 Method and arrangement for the recognition of characters and/or objects |
| 01/30/1990 | US4897880 Data acquisition control method and system for a hand held reader |
| 01/29/1990 | EP0277964A4 Optical scanner including position sensors. |
| 01/26/1990 | EP0245466A4 Analysis method and apparatus for biological specimens. |
| 01/26/1990 | EP0233919A4 Fingerprint recognition and retrieval system. |
| 01/24/1990 | EP0352011A2 Method for establishing pixel colour probabilities for use in OCR logic |
| 01/24/1990 | EP0204741B1 Process and arrangement for the identification marking and recognition of objects |
| 01/24/1990 | CN2051755U Finger-print analysing instrument |
| 01/23/1990 | US4896365 Video signal binary-coding apparatus and method |
| 01/23/1990 | US4896363 Apparatus and method for matching image characteristics such as fingerprint minutiae |
| 01/23/1990 | US4896038 Radiation image read-out method and apparatus |
| 01/17/1990 | EP0351228A2 A peak data extracting device and a rotary motion recurrence formula computing device |
| 01/17/1990 | EP0350957A2 Image pickup apparatus |
| 01/16/1990 | US4894795 High-resolution technique for time-frequency signal analysis using modified wigner-ville analysis |
| 01/16/1990 | US4894658 Method of data reduction in non-coherent side-looking airborne radars |
| 01/11/1990 | WO1990000293A1 Hand tool with means for detecting flexion of the end-piece |
| 01/11/1990 | DE3822671A1 Method and device for the electronic comparison of continuous lines |
| 01/09/1990 | US4892408 Reference input patterns for evaluation and alignment of an optical matched filter correlator |
| 01/03/1990 | EP0349443A1 Handtool provided with flexion detection means of the extremity element |
| 01/03/1990 | EP0349234A2 Image processing system |
| 01/02/1990 | US4891762 Method and apparatus for tracking, mapping and recognition of spatial patterns |
| 01/02/1990 | US4891750 Method of recognizing alphanumeric characters |
| 01/02/1990 | US4891602 Visual/voice input recognition sensor |
| 12/28/1989 | WO1989012870A1 Device for processing an adaptive, nonlinear signal |
| 12/28/1989 | WO1989012869A1 A mark-detecting method and apparatus therefor |
| 12/28/1989 | WO1989012868A1 Method and apparatus for reading characters |
| 12/28/1989 | WO1989012867A1 Automatic key identification system |
| 12/27/1989 | EP0348182A2 Uneven-surface data detection apparatus |
| 12/27/1989 | EP0347671A2 Finger collation and pattern image processing apparatus |
| 12/27/1989 | CN1006254B Credit card and method for use |
| 12/26/1989 | US4890258 Schedule setting method |
| 12/20/1989 | EP0346985A2 Target detection systems |
| 12/19/1989 | US4888814 Pattern recognition apparatus using oscillating memory circuits |
| 12/19/1989 | US4888711 Image interpretation method and apparatus using faces for constraint satisfaction |
| 12/19/1989 | US4888646 Optimal image-quality selection apparatus |
| 12/19/1989 | US4888478 Line tracer improved corner circuit with speed varying sampling |
| 12/19/1989 | US4887892 Method and method and apparatus for control of light intensity for image analysis |
| 12/14/1989 | WO1989012285A1 System for output plane calibration of an optical correlator |
| 12/14/1989 | WO1989012284A1 Single plate compact optical correlator |
| 12/14/1989 | WO1989012283A1 Magnetic character reading apparatus |
| 12/13/1989 | EP0345912A2 Information extraction by mapping |
| 12/13/1989 | EP0345368A1 Finger imaging apparatus |
| 12/12/1989 | US4887304 Library image optimization |
| 12/12/1989 | US4887303 Character reading method |
| 12/12/1989 | US4887302 Labelling circuit for image processor |
| 12/12/1989 | US4887301 Proportional spaced text recognition apparatus and method |
| 12/07/1989 | DE3818788A1 Camera, especially CCD-camera, for the recognition of an object, the surveying of an object or the like |
| 12/06/1989 | EP0344742A2 Courtesy amount read and transaction balancing system |