Inventor
KUBO MASARU
JP29 patents
⚠️ This page may combine multiple inventors who share the name “KUBO MASARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHARP KK
25 patentsUS6380603B1Apr 30, 2002
Photosensitive device with internal circuitry that includes on the same substrate
SHARP KK42 citations92
US6114740ASep 5, 2000
Circuit-integrating light-receiving element
SHARP KK36 citations92
US6127715AOct 3, 2000
Photodetector element containing circuit element and manufacturing method thereof
SHARP KK19 citations91
US5602415AFeb 11, 1997
Light receiving device with isolation regions
SHARP KK34 citations91
US5466962ANov 14, 1995
Light-receiving semiconductor device with plural buried layers
SHARP KK26 citations91
US6433366B1Aug 13, 2002
Circuit-incorporating light receiving device and method of fabricating the same
SHARP KK32 citations90
US5177581AJan 5, 1993
Light receiving PN junction semiconductor device with silicon nitride film
SHARP KK47 citations90
US7995189B2Aug 9, 2011
Optical distance measuring sensor and electronic device
SHARP KK16 citations84
US6949809B2Sep 27, 2005
Light receiving element, light detector with built-in circuitry and optical pickup
SHARP KK14 citations83
US6448614B2Sep 10, 2002
Circuit-incorporating photosensitive device
SHARP KK16 citations83
US6492702B2Dec 10, 2002
Circuit-incorporating light receiving device
SHARP KK9 citations73
US6404029B1Jun 11, 2002
Light sensitive element and light sensitive element having internal circuitry
SHARP KK11 citations73
US6049117AApr 11, 2000
Light-receiving element
SHARP KK10 citations73
US9859411B2Jan 2, 2018
Field effect transistor
SHARP KK4 citations72
US6313484B1Nov 6, 2001
Circuit-integrated light-receiving device
SHARP KK11 citations71
US9461158B2Oct 4, 2016
Heterojunction field effect transistor
SHARP KK5 citations70
US10332976B2Jun 25, 2019
Nitride semiconductor device
SHARP KK2 citations68
US7157747B2Jan 2, 2007
Bidirectional photothyristor chip, light-fired coupler and solid state relay
SHARP KK6 citations62
US6995408B2Feb 7, 2006
Bidirectional photothyristor chip
SHARP KK2 citations62
US6005278ADec 21, 1999
Divided photodiode
SHARP KK4 citations62
US8384011B2Feb 26, 2013
Optical detection device and electronic equipment for detecting at least one of an X-coordinate and a Y-coordinate of an object
SHARP KK1 citations52
US8373128B2Feb 12, 2013
Optical ranging sensor and electronic device
SHARP KK1 citations52
US6600174B2Jul 29, 2003
Light receiving element and semiconductor laser device
SHARP KK1 citations51
US6593165B2Jul 15, 2003
Circuit-incorporating light receiving device and method of fabricating the same
SHARP KK1 citations50
US6707081B2Mar 16, 2004
Photodetector with built-in circuit
SHARP KK0 citations48