| 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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| 03/15/1988 | US4731858 Arrangement for the segmentation of lines |
| 03/15/1988 | US4731857 Recognition system for run-on handwritten characters |
| 03/15/1988 | US4731854 Optical system for producing an image for a set of characters |
| 03/15/1988 | US4731853 Three-dimensional vision system |
| 03/15/1988 | CA1234218A1 Conversion of an image represented by a field of pixels in a gray scale to a field of pixels in binary scale |
| 03/15/1988 | CA1234217A1 Product identification method and device for the prevention of fraud |
| 03/09/1988 | EP0258577A2 Optical character reader |
| 03/02/1988 | EP0257805A2 Identification mark & method and apparatus for reading the same |
| 03/02/1988 | EP0257550A2 Graphic image analysis for symbolic representation of black-and-white images on the basis of primitive planar elements with process for extracting of said elements and for construction of said graphic analysis |
| 03/01/1988 | US4728186 Uneven-surface data detection apparatus |
| 03/01/1988 | CA1233566A1 Image processing system |
| 02/24/1988 | EP0256635A2 Optical alignment system |
| 02/23/1988 | US4727588 System for automatic adjustment and editing of handwritten text image |
| 02/23/1988 | US4727419 Method and apparatus for detecting tire information mark |
| 02/23/1988 | US4727357 Compact keyboard system |
| 02/11/1988 | WO1988001079A2 Signal processing |
| 02/10/1988 | EP0255627A2 Method and apparatus for determining and evaluating the characteristics of multi-dimensional dispersed systems in a preferred dimension |
| 02/10/1988 | CN87105302A Method for recognition of characters |
| 02/09/1988 | US4724543 Method and apparatus for automatic digital image analysis |
| 02/09/1988 | US4724542 Automatic reference adaptation during dynamic signature verification |
| 02/09/1988 | US4724309 Machine readable document and method for processing |
| 02/09/1988 | CA1232687A1 Probabilistic learning element employing context driven searching |
| 02/03/1988 | EP0255419A1 Method for extracting and modeling the contours in an image and device for implementing this method |
| 02/02/1988 | US4723297 Method for automatic correction of character skew in the acquisition of a text original in the form of digital scan results |
| 02/02/1988 | CA1232360A1 Information extraction by mapping |
| 02/02/1988 | CA1232359A1 Probabilistic learning element |
| 02/02/1988 | CA1232358A1 Probabilistic learning element |
| 01/28/1988 | WO1988000712A1 Optical scanner including position sensors |
| 01/27/1988 | EP0254561A2 Handwritten keyboardless-entry computer system |
| 01/27/1988 | EP0253935A2 Weighted-pixel characteristic sensing |
| 01/27/1988 | CN87104862A Pattern recognition system |
| 01/26/1988 | US4721859 Processing of optical information by indexing with a graticule scale |
| 01/26/1988 | CA1232071A1 Direct finger reading |
| 01/21/1988 | DE3623519A1 Method for automatically recognising characters |
| 01/21/1988 | DE3623207A1 Analytically reconstructive imaging method for surface contamination patterns, particularly fingerprints |
| 01/20/1988 | EP0253544A2 Optical spatial logic arrangement |
| 01/20/1988 | EP0253397A2 Shape recognition method |
| 01/20/1988 | EP0253264A2 Binary coding circuit for OCR |
| 01/20/1988 | EP0062066B1 Fingerprint minutiae matcher |
| 01/20/1988 | CN87105416A Character recognition method |
| 01/19/1988 | US4720869 Hand dimension verification |
| 01/19/1988 | US4720629 Pattern tracer with electronic kerf control with adjustably delayed sampling pulse |
| 01/14/1988 | WO1988000375A1 Document reader |
| 01/14/1988 | WO1988000024A1 Process for the distortion-free taking, examination and identification of fingerprints, and device for performing the process |
| 01/13/1988 | EP0252096A1 Pattern recognition process. |
| 01/12/1988 | US4719584 Dual mode video tracker |
| 01/12/1988 | US4719571 Algorithm for constructing tree structured classifiers |
| 01/07/1988 | EP0251504A2 Method and apparatus for verifying identity using image correlation |
| 01/07/1988 | EP0251379A2 Object alignment and positioning method |
| 01/07/1988 | EP0251281A2 Automatic cell sample classifying apparatus |
| 01/07/1988 | EP0251237A2 Digital imaging file processing system |
| 01/07/1988 | EP0138166B1 Pattern matching apparatus |
| 01/07/1988 | DE3622454A1 Verfahren zur verzerrungsfreien erfassung, untersuchung und identifikation von fingerabdruecken und vorrichtung zur durchfuehrung des verfahrens A method for distortion-free detection, investigation and identification of fingerprints and apparatus for performing the method |
| 01/05/1988 | US4718105 Graphic vectorization system |
| 01/05/1988 | US4718103 Method and apparatus for on-line recognizing handwritten patterns |
| 01/05/1988 | US4718102 Process and apparatus involving pattern recognition |
| 01/05/1988 | US4718101 Image processing segmentation apparatus |
| 01/05/1988 | US4718090 Method and apparatus for high-speed processing of video images |
| 12/29/1987 | US4716593 Identity verification system |
| 12/22/1987 | US4715004 Pattern recognition system |
| 12/17/1987 | DE3619095A1 Arrangement for knowledge-based classification of datasets |
| 12/16/1987 | EP0249265A1 Apparatus for examining media by ultrasonic echography |
| 12/16/1987 | EP0248840A1 An apparatus and method for analyses of biological specimens. |
| 12/09/1987 | EP0248533A2 Method, apparatus and system for recognising broadcast segments |
| 12/09/1987 | EP0248262A2 Apparatus and method for detecting character components on a printed document |
| 12/09/1987 | EP0248031A1 Method and apparatus for capturing information in drawing or writing. |
| 12/09/1987 | EP0103258B1 Pattern matching apparatus |
| 12/08/1987 | US4712248 Method and apparatus for object identification |
| 12/02/1987 | EP0247788A2 Picture storage and retrieval system for various limited storage mediums |
| 12/02/1987 | EP0247163A1 Pattern encoding system. |
| 12/01/1987 | US4710965 Image data masking device |
| 12/01/1987 | US4710964 Pattern recognition apparatus using oscillating memory circuits |
| 12/01/1987 | CA1229894A1 Cryptographic analysis system |
| 11/25/1987 | EP0246898A2 Method of curve approximation |
| 11/24/1987 | US4709394 Multiplexed real-time pyramid signal processing system |
| 11/19/1987 | WO1987007058A1 Method and apparatus for verifying identity |
| 11/19/1987 | WO1987007057A1 Apparatus for reading a license plate |
| 11/19/1987 | EP0245595A1 Apparatus and method for estimating, from sparse data, the probability that a particular one of a set of events is the next event in a string of events |
| 11/19/1987 | EP0245508A1 Hierarchical data processing system |
| 11/19/1987 | EP0245466A1 Analysis method and apparatus for biological specimens. |
| 11/19/1987 | EP0059959B1 Pattern matching device |
| 11/17/1987 | US4707747 Hand held scanning input device and system |
| 11/17/1987 | US4707734 Coarse flaw detector for printed circuit board inspection |
| 11/17/1987 | US4707600 Mark sensor device with one-dimensional image position sensor |
| 11/17/1987 | CA1229417A1 Standard memory take in method |
| 11/11/1987 | EP0244498A1 Arrangement and process for determining the authenticity of persons by verifying their finger prints |
| 11/11/1987 | EP0244483A1 Pattern recognition system. |
| 11/05/1987 | WO1987006744A1 Method of signature verification and device for carrying out the method |
| 10/29/1987 | DE3612963A1 Arrangement for forming cross correlation coefficients |
| 10/28/1987 | EP0243253A1 Method for automatically recognizing objects susceptible to overlapping one another |
| 10/27/1987 | US4703512 Pattern outline tracking method and apparatus |
| 10/27/1987 | US4703511 Writing input and dynamics regeneration device |
| 10/27/1987 | US4703344 Illumination system of the digital control type |
| 10/27/1987 | US4702595 Pattern recognition system with working area detection |
| 10/22/1987 | WO1987006378A1 Identity verification |
| 10/22/1987 | WO1987006372A1 Information transfer and use, particularly with respect to objects such as gambling chips |
| 10/22/1987 | DE3703740A1 Method and arrangement for measuring the overlap of two images |
| 10/20/1987 | US4701961 Character identifying apparatus |
| 10/20/1987 | US4701960 Signature verification |
| 10/20/1987 | US4701959 Fingerprint input device equipped with a cleaner for finger-impressing surface |