| 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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| 05/02/1978 | US4087788 Data compression system |
| 05/02/1978 | US4087679 Programmable timing device for indicating appointments |
| 04/25/1978 | US4086567 Handwriting verification system using landmarks |
| 04/18/1978 | US4085401 Character recognition system |
| 04/11/1978 | US4084192 Electro-acoustic devices for analysing optical image |
| 04/04/1978 | US4083035 Binary image minutiae detector |
| 04/04/1978 | US4083034 Plural tracker character detection and boundary location system |
| 04/04/1978 | US4082431 Image processing system using incoherent radiation and spatial filter hologram |
| 03/28/1978 | US4081791 Methods and apparatus for making writing legible by a machine for recognizing shapes |
| 03/21/1978 | US4080528 Data interlacing system |
| 03/14/1978 | US4079194 Graphical data entry pad |
| 03/07/1978 | US4078227 Threshold detector for optical character recognition system |
| 03/07/1978 | US4078226 Input apparatus for dynamic signature verification systems |
| 02/21/1978 | US4075658 Method and device for isolating figures in an image |
| 02/21/1978 | US4075605 Character recognition unit |
| 02/21/1978 | US4075604 Method and apparatus for real time image recognition |
| 02/14/1978 | US4074231 Pattern processing system |
| 02/07/1978 | US4072928 Industrial system for inspecting and identifying workpieces |
| 02/07/1978 | US4072859 Wand turn-on control |
| 01/31/1978 | US4071907 Radar signal processor utilizing a multi-channel optical correlator |
| 01/24/1978 | US4070649 Multi-modal data input/output apparatus and method compatible with bio-engineering requirements |
| 01/24/1978 | US4070544 Electrographic apparatus and method of producing an electrode surface therefor |
| 01/24/1978 | US4070113 Coherent optics blood cell classification system |
| 01/17/1978 | US4069411 Image analysis system and method for minimizing paralysis angle |
| 01/10/1978 | US4068224 Compressed information storage for characters consisting of black and white areas which are to be displayed or printed |
| 01/10/1978 | US4068212 Method and apparatus for identifying characters printed on a document which cannot be machine read |
| 01/10/1978 | US4067645 Minimum mean-square error linear optical filter |
| 01/03/1978 | US4066999 Method for recognizing characters |
| 01/03/1978 | US4066998 Method and apparatus for discriminating between characters in character recognition systems |
| 12/27/1977 | US4065791 Interaction of images with strain waves to derive Fourier transform components of the images |
| 12/20/1977 | US4064484 Analog-digital converter with variable threshold levels |
| 12/13/1977 | US4063281 Motion detection employing direct Fourier transforms of images |
| 12/13/1977 | US4063219 Character recognition system |
| 12/13/1977 | US4062623 Device for observing an object |
| 12/06/1977 | US4061998 Character recognition equipment |
| 12/06/1977 | US4061914 Method and apparatus for dual resolution analysis of a scene |
| 12/06/1977 | US4061380 Rotational strain relief with inline plug |
| 11/29/1977 | US4060713 Analysis of images |
| 11/22/1977 | US4059725 Automatic continuous speech recognition system employing dynamic programming |
| 11/15/1977 | US4058795 Method and apparatus for context-aided recognition |
| 11/15/1977 | US4058706 MICR data lift system |
| 11/08/1977 | US4057845 Group control system for visual information processing |
| 11/01/1977 | US4056804 Optical character recognition systems |
| 10/11/1977 | US4053928 Edge detection analyzer |
| 10/11/1977 | US4053737 Magnetic reader for bar encoded characters |
| 10/11/1977 | US4053228 Finger identification |
| 10/04/1977 | US4052742 Magnetic tape recorder drive mechanism having a latching member with a pause mode and a stop mode |
| 10/04/1977 | US4052699 High speed real time image transformation |
| 09/27/1977 | US4051458 Video amplitude related measurements in image analysis |
| 09/13/1977 | US4048617 Retrace data elimination |
| 09/13/1977 | US4048616 Pattern recognition system with keyboard entry for adaptive sensitivity |
| 09/13/1977 | US4048615 Automated character recognition system |
| 09/06/1977 | US4047154 Operator interactive pattern processing system |
| 09/06/1977 | US4047152 Electronic character-reading system |
| 09/06/1977 | US4047033 Checking an identity, authority or check document or the like |
| 08/30/1977 | US4045816 Even video noise |
| 08/30/1977 | US4045773 Pattern segmenting system for a pattern recognizing device |
| 08/30/1977 | US4045772 Automatic focusing system |
| 08/23/1977 | US4044311 Feature extraction system for extracting a predetermined feature from a signal |
| 08/23/1977 | US4044229 Device for electroconductive connection and reading |
| 08/09/1977 | US4041454 Data handling system with remote document scanner |
| 08/09/1977 | US4040456 Openable bottom loading adapter for transport tank |
| 08/02/1977 | US4040091 Direct electronic fourier transforms of optical images |
| 08/02/1977 | US4040012 Handwriting verification system |
| 08/02/1977 | US4040011 Identification based on handwriting samples |
| 08/02/1977 | US4040010 Identification by handwriting verification |
| 08/02/1977 | US4040009 Pattern recognition system |
| 07/19/1977 | US4037198 Apparatus for generating display enabling signals |
| 07/12/1977 | US4035769 Method and apparatus for recording a signature |
| 07/12/1977 | US4035768 Personal identification apparatus |
| 07/12/1977 | US4035615 System for accepting wide ranges of universal product code system |
| 07/05/1977 | US4034362 Device for automatic processing of signals recorded on an oscilloscope screen |
| 07/05/1977 | US4034344 Character thinning apparatus |
| 07/05/1977 | US4034343 Optical character recognition system |
| 07/05/1977 | US4034342 Magnetic character recognition system employing a dynamic threshold voltage determination system |
| 07/05/1977 | US4034341 Automatic postal-code-number reading system |
| 06/28/1977 | US4032889 Palm print identification |
| 06/28/1977 | US4032888 Nonlinear scan drive reader with variable clock correction |
| 06/28/1977 | US4032887 Substitution characteristics |
| 06/28/1977 | US4031640 Identification system |
| 06/14/1977 | US4030096 Automatic target detector |
| 06/14/1977 | US4030068 Optical character recognition system |
| 06/07/1977 | US4028674 Automated signature verification system |
| 06/07/1977 | US4028673 Crosswind measurements through pattern recognition techniques |
| 05/31/1977 | US4027284 Character recognizing system for machine-printed characters |
| 05/24/1977 | US4025920 Identification of radar systems |
| 05/24/1977 | US4025919 Automatic target detector |
| 05/24/1977 | US4025898 Recording representations of disrupted space patterns |
| 05/17/1977 | US4024578 Scan control and sensor sampling system for self-scanned photosensor arrays |
| 05/17/1977 | US4024500 Segmentation mechanism for cursive script character recognition systems |
| 05/03/1977 | US4021778 Pattern recognition system |
| 05/03/1977 | US4021777 Character reading techniques |
| 05/03/1977 | US4021776 Pattern recognition system |
| 04/26/1977 | US4020463 Apparatus and a method for storage and retrieval of image patterns |
| 04/26/1977 | US4020357 Signal processing for print scanners |
| 04/26/1977 | US4020327 Apparatus for reading optical codes |
| 04/19/1977 | US4019173 System for recognition of shape patterns |
| 04/19/1977 | US4018504 Retro-reflective multiple-X optical scanning system |
| 04/12/1977 | US4017721 Method and apparatus for determining the position of a body |
| 03/29/1977 | US4015240 Pattern recognition apparatus |