Inventor
KAWAHARA YUKITO
JP38 patents
⚠️ This page may combine multiple inventors who share the name “KAWAHARA YUKITO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO INSTR INC
35 patentsUS6046492AApr 4, 2000
Semiconductor temperature sensor and the method of producing the same
SEIKO INSTR INC118 citations98
US6401551B1Jun 11, 2002
Fingerprint reading device
SEIKO INSTR INC64 citations96
US5151587ASep 29, 1992
Image sensor having an array of operative and dummy bipolar transistors and pairs of pixel selecting switches connected thereto
SEIKO INSTR INC67 citations96
US5321303AJun 14, 1994
Semiconductor device having linearly arranged semiconductor chips
SEIKO INSTR INC38 citations93
US5119156AJun 2, 1992
Photo-detecting semiconductor device with passivation suppressing multi-reflections
SEIKO INSTR INC45 citations93
US6468825B1Oct 22, 2002
Method for producing semiconductor temperature sensor
SEIKO INSTR INC27 citations92
US6462563B1Oct 8, 2002
Fingerprint reading device and method thereof
SEIKO INSTR INC41 citations92
US6429413B1Aug 6, 2002
Image sensor having unit light receiving circuit with sample-and-hold means
SEIKO INSTR INC22 citations92
US6303919B1Oct 16, 2001
Linear image sensor
SEIKO INSTR INC25 citations92
US5146074ASep 8, 1992
Solid state imaging device
SEIKO INSTR INC23 citations92
US4928095AMay 22, 1990
Active matrix-addressed picture display device
SEIKO INSTR INC44 citations92
US6643038B1Nov 4, 2003
Contact type color image sensor
SEIKO INSTR INC13 citations84
US6941002B1Sep 6, 2005
Fingerprint reading device and method thereof
SEIKO INSTR INC7 citations74
US6803957B1Oct 12, 2004
Image sensor
SEIKO INSTR INC9 citations74
US6618086B1Sep 9, 2003
Linear image sensor
SEIKO INSTR INC7 citations74
US6512604B1Jan 28, 2003
Color image reading device
SEIKO INSTR INC6 citations74
US6291810B1Sep 18, 2001
Image sensor
SEIKO INSTR INC12 citations74
US5619345AApr 8, 1997
Linear image sensor of the contact type
SEIKO INSTR INC10 citations74
US5198654AMar 30, 1993
Image reading apparatus for converting optical image information into an electrical image signal
SEIKO INSTR INC12 citations74
US5109440AApr 28, 1992
Image sensing apparatus
SEIKO INSTR INC9 citations74
US5109155AApr 28, 1992
Semiconductor image sensor with an integrated voltage regulator
SEIKO INSTR INC7 citations74
US4992653AFeb 12, 1991
Linear image sensor
SEIKO INSTR INC20 citations74
US5426060AJun 20, 1995
Method of inspecting image sensors
SEIKO INSTR INC7 citations73
US5329149AJul 12, 1994
Image sensor with non-light-transmissive layer having photosensing windows
SEIKO INSTR INC6 citations73
US4906856AMar 6, 1990
Semiconductive photodetection device having coplanar circuit components
SEIKO INSTR INC14 citations73
US7394054B2Jul 1, 2008
Photoelectric converter and a method of driving the same
SEIKO INSTR INC2 citations63
US7102115B2Sep 5, 2006
Photoelectric converter and a method of driving the same
SEIKO INSTR INC5 citations63
US7015449B2Mar 21, 2006
Linear image sensor
SEIKO INSTR INC2 citations63
US6545776B1Apr 8, 2003
Image sensor IC, facsimile apparatus and image scanner apparatus using the image sensor ICS
SEIKO INSTR INC4 citations63
US5665960ASep 9, 1997
Photoelectric converter device and method of manufacturing the same
SEIKO INSTR INC2 citations63
US4901153AFeb 13, 1990
Image sensor with reduced surface reflection interference
SEIKO INSTR INC5 citations63
US5060084AOct 22, 1991
Single substrate semiconductor device for image sensing and printing
SEIKO INSTR INC4 citations62
US5045686ASep 3, 1991
Semiconductor optical-reading device
SEIKO INSTR INC3 citations62
US6285047B1Sep 4, 2001
Linear image sensor device, IC assembling substrate and method for assembling the same
SEIKO INSTR INC5 citations61
US6327057B1Dec 4, 2001
Contact type linear image sensor
SEIKO INSTR INC1 citations52