Assignee
EZEL INC
JP·44 granted patents·1,006 citations·filing 1988–1995
Top patents by PatentIndex Score
44 records- 0198US5450291ALighting system for cameraEZEL INC·Filed 1992·Granted Sep 12, 1995·123 cites·10 claims
- 0295US5007098AVectorizing methodEZEL INC·Filed 1988·Granted Apr 9, 1991·201 cites·39 claims
- 0372US5315664ANumber plate recognition systemEZEL INC·Filed 1993·Granted May 24, 1994·63 cites·5 claims
- 0471US5201013ADither processing methodEZEL INC·Filed 1990·Granted Apr 6, 1993·25 cites·10 claims
- 0570US5438634ADither processing methodEZEL INC·Filed 1994·Granted Aug 1, 1995·23 cites·7 claims
- 0668US5159646AMethod and system for verifying a seal against a stored imageEZEL INC·Filed 1991·Granted Oct 27, 1992·31 cites·4 claims
- 0767US5490225AMethod and system for comparing two images by making an initial rough judgementEZEL INC·Filed 1994·Granted Feb 6, 1996·28 cites·11 claims
- 0867US5315669ADither processing methodEZEL INC·Filed 1992·Granted May 24, 1994·20 cites·8 claims
- 0965US5339093ALiquid crystal panel inspection methodEZEL INC·Filed 1991·Granted Aug 16, 1994·33 cites·7 claims
- 1064US5159645AMethod for recognizing concavities in an image subject to character recognitionEZEL INC·Filed 1991·Granted Oct 27, 1992·44 cites·7 claims
- 1159US5283866AImage processing systemEZEL INC·Filed 1990·Granted Feb 1, 1994·27 cites·37 claims
- 1258US5231678AConfiguration recognition system calculating a three-dimensional distance to an object by detecting cross points projected on the objectEZEL INC·Filed 1992·Granted Jul 27, 1993·33 cites·7 claims
- 1358US5151794AImage processing methodEZEL INC·Filed 1989·Granted Sep 29, 1992·11 cites·10 claims
- 1457US5204617ALiquid crystal panel inspection methodEZEL INC·Filed 1991·Granted Apr 20, 1993·20 cites·9 claims
- 1556US5040230AAssociative pattern conversion system and adaptation method thereofEZEL INC·Filed 1989·Granted Aug 13, 1991·20 cites·10 claims
- 1654US5414666AMemory control deviceEZEL INC·Filed 1992·Granted May 9, 1995·25 cites·22 claims
- 1751US5367580AMethod and system for establishing a coincidence between two imagesEZEL INC·Filed 1993·Granted Nov 22, 1994·12 cites·5 claims
- 1850US5164997AMethod and apparatus for aligning images using pixels of closed contoursEZEL INC·Filed 1991·Granted Nov 17, 1992·24 cites·12 claims
- 1948US5267324AImage comparison methodEZEL INC·Filed 1992·Granted Nov 30, 1993·35 cites·11 claims
- 2048US5220647AImage processing methodEZEL INC·Filed 1988·Granted Jun 15, 1993·17 cites·10 claims
- 2147US5553170AHigh speed image processing system having a preparation portion and a converting portion generating a processed image based on the preparation portionEZEL INC·Filed 1994·Granted Sep 3, 1996·15 cites·5 claims
- 2244US5228097AMethod for registering image dataEZEL INC·Filed 1992·Granted Jul 13, 1993·13 cites·21 claims
- 2344US5034992AImage processing methodEZEL INC·Filed 1989·Granted Jul 23, 1991·14 cites·11 claims
- 2443US5086482AImage processing methodEZEL INC·Filed 1989·Granted Feb 4, 1992·13 cites·7 claims
- 2542US5361328AData processing system using a neural networkEZEL INC·Filed 1993·Granted Nov 1, 1994·8 cites·6 claims
- 2641US5394481ALiquid crystal panel inspection methodEZEL INC·Filed 1992·Granted Feb 28, 1995·12 cites·7 claims
- 2741US5175593AFingerprint photographing systemEZEL INC·Filed 1991·Granted Dec 29, 1992·23 cites·5 claims
- 2840US5684897AMethod for quantizing color image data by minimizing least squares error of binary codingEZEL INC·Filed 1995·Granted Nov 4, 1997·10 cites·3 claims
- 2940US5075872AMethod for converting a multiple-density image into a binary density imageEZEL INC·Filed 1990·Granted Dec 24, 1991·13 cites·2 claims
- 3038US5434802AMethod of detecting the inclination of an ICEZEL INC·Filed 1993·Granted Jul 18, 1995·7 cites·6 claims
- 3136US5384866AThinning method of an imageEZEL INC·Filed 1993·Granted Jan 24, 1995·7 cites·1 claims
- 3235US5479577ANeural deviceEZEL INC·Filed 1994·Granted Dec 26, 1995·4 cites·3 claims
- 3335US5077808AMethod for processing an image by histogram alterationEZEL INC·Filed 1989·Granted Dec 31, 1991·3 cites·6 claims
- 3432US5249136ASystem for measuring fluid-flow velocity distributionEZEL INC·Filed 1992·Granted Sep 28, 1993·2 cites·1 claims
- 3532US5136653AAcoustic recognition system using accumulate power seriesEZEL INC·Filed 1990·Granted Aug 4, 1992·5 cites·18 claims
- 3632US5023729AMethod and system for generating a density concurrent matrixEZEL INC·Filed 1989·Granted Jun 11, 1991·4 cites·8 claims
- 3731US5416850AAssociative pattern conversion system and adaption method thereofEZEL INC·Filed 1993·Granted May 16, 1995·2 cites·5 claims
- 3831US5321769APrinted matter inspection methodEZEL INC·Filed 1992·Granted Jun 14, 1994·11 cites·11 claims
- 3930US5555314AFingerprint data processing methodEZEL INC·Filed 1994·Granted Sep 10, 1996·14 cites·4 claims
- 4030US5276778AImage processing systemEZEL INC·Filed 1990·Granted Jan 4, 1994·2 cites·22 claims
- 4130US5146549AMethod and apparatus for identifying a pair of groups in an image having a minimum separation distanceEZEL INC·Filed 1991·Granted Sep 8, 1992·1 cites·15 claims
- 4230US5103487AImage processing methodEZEL INC·Filed 1989·Granted Apr 7, 1992·1 cites·13 claims
- 4329US5355438AWeighting and thresholding circuit for a neural networkEZEL INC·Filed 1993·Granted Oct 11, 1994·3 cites·16 claims
- 4427US5506915AAssociative pattern conversion system and adaptation method thereofEZEL INC·Filed 1994·Granted Apr 9, 1996·4 cites·1 claims
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