| 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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| 08/08/1989 | US4855933 Line figure connecting apparatus |
| 08/02/1989 | EP0326436A2 Optimal image-quality selection apparatus |
| 08/01/1989 | US4853968 Pattern recognition apparatus and method |
| 08/01/1989 | US4853885 Method of compressing character or pictorial image data using curve approximation |
| 07/27/1989 | WO1989006819A1 Optical thresholding apparatus and method |
| 07/27/1989 | DE3836970A1 Method and circuit arrangement for the evaluation of photoelectrically obtained difference scanning signals from narrow and low-contrast structures |
| 07/26/1989 | EP0325417A2 Document image processing apparatus |
| 07/26/1989 | EP0325233A2 Character string recognition system |
| 07/25/1989 | US4852183 Pattern recognition system |
| 07/18/1989 | US4850026 Chinese multifont recognition system based on accumulable stroke features |
| 07/18/1989 | US4850025 Character recognition system |
| 07/18/1989 | US4850024 Method and apparatus for classifying white blood cells |
| 07/18/1989 | US4849737 Person-number detecting system |
| 07/18/1989 | CA1257708A1 Process for digitally storing an analogue curve and plotting a curve representing said analogue curve |
| 07/18/1989 | CA1257704A1 Method for comparing a handwriting with a reference handwriting and use af that method |
| 07/12/1989 | EP0323760A2 Digital signal processing device |
| 07/12/1989 | CN2041058U Self-adapted type image processor |
| 07/11/1989 | US4847912 Method of detecting a space between words with optical character reader |
| 07/11/1989 | US4847911 Electronic parts recognition method and apparatus therefore |
| 07/11/1989 | US4847910 Automatic cell sample classifying apparatus |
| 07/11/1989 | US4847817 Broadband sonar signal processor and target recognition system |
| 07/11/1989 | US4847786 Object analysis of multi-valued images |
| 07/11/1989 | US4847484 Portable image sanner having movement detection means and a window for transmitting light to the viewer |
| 07/05/1989 | EP0322920A2 Optical character reader |
| 07/05/1989 | EP0210988B1 Method and apparatus for the identification of individuals |
| 07/04/1989 | US4845770 Method and apparatus for processing embossed card |
| 07/04/1989 | US4845768 Method and circuit arrangement for editing slanting characters, particularly handwritten characters |
| 07/04/1989 | US4845766 Simultaneous projection feature analysis apparatus |
| 07/04/1989 | US4845765 Process for the automatic recognition of objects liable to overlap |
| 07/04/1989 | US4845764 Shape recognition apparatus |
| 07/04/1989 | US4845761 Letter mail address block locator system |
| 07/04/1989 | US4845610 Target recognition using string-to-string matching |
| 07/04/1989 | US4845348 Method and apparatus for reading bar code magnetic ink characters |
| 06/29/1989 | WO1989006021A1 Control means and method for optical inspection system |
| 06/29/1989 | WO1989006020A1 Method and apparatus for optically evaluating unknown objects |
| 06/29/1989 | WO1989006019A1 Image character enhancement using a stroke strengthening kernel |
| 06/29/1989 | WO1989006018A1 Method and apparatus for reading characters |
| 06/29/1989 | DE3743388A1 Matrix printer having a high-resolution optoelectric reading device |
| 06/28/1989 | CN1033540A Technique for occulting truth of optical graph and character |
| 06/27/1989 | US4843631 Pattern recognition process |
| 06/27/1989 | US4843569 Data input apparatus for picture data base management system |
| 06/27/1989 | US4843562 Broadcast information classification system and method |
| 06/27/1989 | US4842370 Optical spatial logic arrangement |
| 06/27/1989 | CA1256608A1 Method and apparatus for monitoring an area in front of an elevator door |
| 06/21/1989 | EP0320886A1 Pattern reading apparatus |
| 06/21/1989 | EP0320756A2 System for scanning documents without loss of image data |
| 06/21/1989 | EP0320663A2 Method and apparatus for character recognition systems |
| 06/21/1989 | EP0190125A4 Discriminator for pattern recognition. |
| 06/21/1989 | CN2039861U Manifesting device for dust mark |
| 06/20/1989 | US4841575 Image encoding and synthesis |
| 06/20/1989 | US4841473 Computer architecture providing programmable degrees of an almost condition |
| 06/20/1989 | US4841129 Pattern recognition device |
| 06/20/1989 | CA1256214A1 Method and apparatus for vectorizing documents and for symbol recognition |
| 06/15/1989 | WO1989005495A1 Skew detector for digital image processing system |
| 06/15/1989 | WO1989005494A1 Character recognition apparatus |
| 06/14/1989 | EP0319567A1 Broadcast information classification system and method. |
| 06/13/1989 | US4839634 Electro-optic slate for input/output of hand-entered textual and graphic information |
| 06/13/1989 | US4838644 Position, rotation, and intensity invariant recognizing method |
| 06/06/1989 | US4837842 Character and pattern recognition machine and method |
| 06/06/1989 | CA1255391A1 Method and system for adapting a digitized signal processing system for block processing with minimal blocking artifacts |
| 06/01/1989 | WO1989005015A1 Pattern recognition error reduction system |
| 06/01/1989 | WO1989005014A1 Apparatus and method for reading magnetic characters |
| 05/31/1989 | CN1004386B Image understanding system |
| 05/30/1989 | US4835680 Adaptive processor array capable of learning variable associations useful in recognizing classes of inputs |
| 05/24/1989 | EP0317139A2 Methods and apparatus for cell analysis |
| 05/23/1989 | US4833721 Image processing apparatus |
| 05/23/1989 | US4833720 Encoding system capable of use with an optical scanner and serving as a man-machine interface language |
| 05/23/1989 | US4833279 Digital computer writing board |
| 05/23/1989 | US4832485 Image enhancer |
| 05/18/1989 | DE3731773C1 Device for monitoring access |
| 05/16/1989 | US4831658 Binary signal producing apparatus for optical character recognition |
| 05/16/1989 | US4831657 Method and apparatus for establishing pixel color probabilities for use in OCR logic |
| 05/16/1989 | US4831550 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 |
| 05/16/1989 | US4831459 Guide apparatus with rotating elements for ensuring perpendicular scanning movements of a hand-operated image scanner |
| 05/10/1989 | EP0315545A1 Device for the spatial stereo localization of cerebral activity sources |
| 05/09/1989 | US4829575 Apparatus and methods for analyzing transitions in finite state machines |
| 05/09/1989 | US4829181 Method of recognizing subdivision pattern of radiation images |
| 05/05/1989 | WO1989004018A1 Method of processing image data on road surface cracks |
| 05/03/1989 | EP0314521A2 Methods and apparatus for optical product inspection |
| 05/03/1989 | EP0314293A2 A kit and method for analyses of biological specimens |
| 05/03/1989 | DE3735935A1 Method of identifying clusters in Hough space |
| 05/02/1989 | US4827531 Method and device for reading a document character |
| 05/02/1989 | US4827530 Method and apparatus for Korean character recognition from Korean alphabet row |
| 05/02/1989 | US4827529 Lines and characters separation apparatus |
| 05/02/1989 | US4827527 Pre-processing system for pre-processing an image signal succession prior to identification |
| 05/02/1989 | US4826285 Method of enhancing the signal to noise ratio of an image recognition correlator |
| 05/02/1989 | CA1253614A1 Optical character reader |
| 04/26/1989 | EP0312980A2 Apparatus for generating edge position signals for use in locating an address element on a mailpiece |
| 04/26/1989 | EP0312905A1 Method for automatic character recognition |
| 04/26/1989 | CN1004034B Chinese fast proceeding system of computer |
| 04/19/1989 | EP0139875B1 Pattern matching apparatus |
| 04/18/1989 | US4823395 Image information recognition apparatus |
| 04/18/1989 | US4823393 Bill discriminating device |
| 04/18/1989 | US4823194 Method for processing gray scale images and an apparatus thereof |
| 04/12/1989 | EP0311502A1 Programmable neural ferroelectric polymer network |
| 04/12/1989 | EP0311368A2 Methods and apparatus for the quantitation of nuclear proteins |
| 04/12/1989 | EP0310611A1 Apparatus for reading a license plate. |
| 04/12/1989 | EP0310603A1 Method and apparatus for verifying identity. |
| 04/11/1989 | US4821336 Method and apparatus for simplifying runlength data from scanning of images |
| 04/11/1989 | US4821333 Machine learning procedures for generating image domain feature detector structuring elements |