Inventor · disambiguated record
Yukito Kawahara
Also filed as: KAWAHARA YUKITO
37 granted patents·1 pending application·825 citations·filing 1983–2006
98Inventor score
Top patents by PatentIndex Score
38 records- 0196US4680580AActive matrix-addressed liquid-crystal display deviceSEIKO INSTR & ELECTRONICS·Filed 1983·Granted Jul 14, 1987·134 cites·20 claims
- 0294US6046492ASemiconductor temperature sensor and the method of producing the sameSEIKO INSTR INC·Filed 1996·Granted Apr 4, 2000·118 cites·26 claims
- 0385US6401551B1Fingerprint reading deviceSEIKO INSTR INC·Filed 2000·Granted Jun 11, 2002·64 cites·18 claims
- 0485US5151587AImage sensor having an array of operative and dummy bipolar transistors and pairs of pixel selecting switches connected theretoSEIKO INSTR INC·Filed 1991·Granted Sep 29, 1992·67 cites·14 claims
- 0584US5119156APhoto-detecting semiconductor device with passivation suppressing multi-reflectionsSEIKO INSTR INC·Filed 1988·Granted Jun 2, 1992·45 cites·4 claims
- 0684US4928095AActive matrix-addressed picture display deviceSEIKO INSTR INC·Filed 1983·Granted May 22, 1990·44 cites·4 claims
- 0782US6468825B1Method for producing semiconductor temperature sensorSEIKO INSTR INC·Filed 2000·Granted Oct 22, 2002·27 cites·18 claims
- 0878US6462563B1Fingerprint reading device and method thereofSEIKO INSTR INC·Filed 2000·Granted Oct 8, 2002·41 cites·11 claims
- 0975US6643038B1Contact type color image sensorSEIKO INSTR INC·Filed 2000·Granted Nov 4, 2003·13 cites·17 claims
- 1069US7394054B2Photoelectric converter and a method of driving the sameSEIKO INSTR INC·Filed 2006·Granted Jul 1, 2008·2 cites·6 claims
- 1169US5321303ASemiconductor device having linearly arranged semiconductor chipsSEIKO INSTR INC·Filed 1992·Granted Jun 14, 1994·38 cites·15 claims
- 1265US7102115B2Photoelectric converter and a method of driving the sameSEIKO INSTR INC·Filed 2004·Granted Sep 5, 2006·5 cites·5 claims
- 1365US5146074ASolid state imaging deviceSEIKO INSTR INC·Filed 1991·Granted Sep 8, 1992·23 cites·3 claims
- 1461US6303919B1Linear image sensorSEIKO INSTR INC·Filed 1999·Granted Oct 16, 2001·25 cites·15 claims
- 1560US4992653ALinear image sensorSEIKO INSTR INC·Filed 1990·Granted Feb 12, 1991·20 cites·2 claims
- 1659US4906856ASemiconductive photodetection device having coplanar circuit componentsSEIKO INSTR INC·Filed 1988·Granted Mar 6, 1990·14 cites·15 claims
- 1758US6429413B1Image sensor having unit light receiving circuit with sample-and-hold meansSEIKO INSTR INC·Filed 1999·Granted Aug 6, 2002·22 cites·20 claims
- 1856US7015449B2Linear image sensorSEIKO INSTR INC·Filed 2003·Granted Mar 21, 2006·2 cites·16 claims
- 1952US6941002B1Fingerprint reading device and method thereofSEIKO INSTR INC·Filed 2000·Granted Sep 6, 2005·7 cites·28 claims
- 2050US5198654AImage reading apparatus for converting optical image information into an electrical image signalSEIKO INSTR INC·Filed 1991·Granted Mar 30, 1993·12 cites·10 claims
- 2148US5109440AImage sensing apparatusSEIKO INSTR INC·Filed 1989·Granted Apr 28, 1992·9 cites·17 claims
- 2247US6291810B1Image sensorSEIKO INSTR INC·Filed 1999·Granted Sep 18, 2001·12 cites·20 claims
- 2346US7721169B2Scan circuit and image sensor having scan circuitSEIKO INSTR INCO·Filed 2003·Granted May 18, 2010·1 cites·20 claims
- 2444US5619345ALinear image sensor of the contact typeSEIKO INSTR INC·Filed 1991·Granted Apr 8, 1997·10 cites·8 claims
- 2543US6803957B1Image sensorSEIKO INSTR INC·Filed 1999·Granted Oct 12, 2004·9 cites·8 claims
- 2642US5109155ASemiconductor image sensor with an integrated voltage regulatorSEIKO INSTR INC·Filed 1990·Granted Apr 28, 1992·7 cites·5 claims
- 2741US5426060AMethod of inspecting image sensorsSEIKO INSTR INC·Filed 1992·Granted Jun 20, 1995·7 cites·12 claims
- 2841US5329149AImage sensor with non-light-transmissive layer having photosensing windowsSEIKO INSTR INC·Filed 1991·Granted Jul 12, 1994·6 cites·15 claims
- 2940US6618086B1Linear image sensorSEIKO INSTR INC·Filed 1998·Granted Sep 9, 2003·7 cites·23 claims
- 3039US6512604B1Color image reading deviceSEIKO INSTR INC·Filed 1998·Granted Jan 28, 2003·6 cites·6 claims
- 3139US4901153AImage sensor with reduced surface reflection interferenceSEIKO INSTR INC·Filed 1988·Granted Feb 13, 1990·5 cites·15 claims
- 3238US4839300AMethod of manufacturing semiconductor device having trapezoidal shaped substrate sectionsSEIKO INSTR & ELECTRONICS·Filed 1986·Granted Jun 13, 1989·7 cites·7 claims
- 3337US2002090211A1Apparatus for implementing readout of fingerprintFiled 2001·Application pending·0 cites
- 3436US5060084ASingle substrate semiconductor device for image sensing and printingSEIKO INSTR INC·Filed 1988·Granted Oct 22, 1991·4 cites·19 claims
- 3535US6545776B1Image sensor IC, facsimile apparatus and image scanner apparatus using the image sensor ICSSEIKO INSTR INC·Filed 1998·Granted Apr 8, 2003·4 cites·4 claims
- 3634US6285047B1Linear image sensor device, IC assembling substrate and method for assembling the sameSEIKO INSTR INC·Filed 1996·Granted Sep 4, 2001·5 cites·12 claims
- 3732US5665960APhotoelectric converter device and method of manufacturing the sameSEIKO INSTR INC·Filed 1996·Granted Sep 9, 1997·2 cites·5 claims
- 3831US6327057B1Contact type linear image sensorSEIKO INSTR INC·Filed 1998·Granted Dec 4, 2001·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →