Inventor · disambiguated record
Shigeyuki Sakura
Also filed as: SAKURA SHIGEYUKI
28 granted patents·5 pending applications·269 citations·filing 1983–2015
96Inventor score
Top patents by PatentIndex Score
33 records- 0196US6724376B2LED driving circuit and optical transmitting moduleTOSHIBA KK·Filed 2001·Granted Apr 20, 2004·115 cites·28 claims
- 0287US7449669B2Receiving apparatusTOSHIBA KK·Filed 2006·Granted Nov 11, 2008·15 cites·14 claims
- 0385US7635837B2Optical receiving circuitTOSHIBA KK·Filed 2008·Granted Dec 22, 2009·15 cites·19 claims
- 0481US9190550B2PhotodiodeTOSHIBA KK·Filed 2014·Granted Nov 17, 2015·2 cites·21 claims
- 0579US7304594B2Transmitting and receiving device and transmitting device and receiving deviceTOSHIBA KK·Filed 2006·Granted Dec 4, 2007·9 cites·20 claims
- 0678US8674770B2Transimpedance amplifier and light receiving circuitTAKIBA YUKIKO·Filed 2012·Granted Mar 18, 2014·8 cites·20 claims
- 0776US7248800B2Optical receiver, optical transmitter and optical transceiverTOSHIBA KK·Filed 2003·Granted Jul 24, 2007·18 cites·1 claims
- 0867US8791442B2Optical coupling device having dual inverting amplifier and a comparison amplified output signalHIDAKA MIKI·Filed 2012·Granted Jul 29, 2014·5 cites·13 claims
- 0965US7755020B2Light receiving circuit and light coupling deviceTOSHIBA KK·Filed 2008·Granted Jul 13, 2010·5 cites·13 claims
- 1064US6690340B2Light-emitting diode driving circuit and optical transmission module using the sameTOSHIBA KK·Filed 2001·Granted Feb 10, 2004·8 cites·14 claims
- 1161US8847140B2Light receiving circuit having an automatic threshold control circuit for forming and allowing electric current flowing between a second potential line and first and second connection pointsSUGIZAKI MASAYUKI·Filed 2012·Granted Sep 30, 2014·2 cites·20 claims
- 1261US4695858ADuplex optical communication module unitTOKYO SHIBAURA ELECTRIC CO·Filed 1983·Granted Sep 22, 1987·21 cites·19 claims
- 1360US8754628B2Voltage regulator for high speed switching of voltagesNAMAI ATSUSHI·Filed 2011·Granted Jun 17, 2014·3 cites·20 claims
- 1459US9159848B2Light receiving circuitTOSHIBA KK·Filed 2013·Granted Oct 13, 2015·0 cites·14 claims
- 1559US2015076525A1Light receiving element and optically coupled insulating deviceTOSHIBA KK·Filed 2014·Application pending·0 cites
- 1658US7663089B2Receiving apparatusTOSHIBA KK·Filed 2008·Granted Feb 16, 2010·3 cites·6 claims
- 1758US6737623B2Photo-detecting semiconductor device and an apparatus having such a photo-detecting semiconductor deviceTOSHIBA KK·Filed 2002·Granted May 18, 2004·8 cites·14 claims
- 1855US9166069B2Light receiving circuitSUGIZAKI MASAYUKI·Filed 2012·Granted Oct 20, 2015·2 cites·14 claims
- 1955US7509052B2Optical receiver, optical transmitter and optical transceiverTOSHIBA KK·Filed 2007·Granted Mar 24, 2009·1 cites·1 claims
- 2055US2016035928A1PhotodiodeTOSHIBA KK·Filed 2015·Application pending·0 cites
- 2149US9285269B2Light receiving circuitTOSHIBA KK·Filed 2014·Granted Mar 15, 2016·0 cites·20 claims
- 2249US9153708B2Light receiving circuit and photocouplerTOSHIBA KK·Filed 2013·Granted Oct 6, 2015·1 cites·16 claims
- 2348US5247211ALight-receiving circuitTOSHIBA KK·Filed 1991·Granted Sep 21, 1993·19 cites·13 claims
- 2447US8153953B2Light receiving circuitSAKURA SHIGEYUKI·Filed 2008·Granted Apr 10, 2012·2 cites·18 claims
- 2541US9537567B2Light receiving circuit and light coupling deviceTOSHIBA KK·Filed 2015·Granted Jan 3, 2017·0 cites·20 claims
- 2637US9562808B2Light receiving circuit and light coupling deviceTOSHIBA KK·Filed 2015·Granted Feb 7, 2017·0 cites·20 claims
- 2737US8884208B2Light receiving circuitSAKURA SHIGEYUKI·Filed 2012·Granted Nov 11, 2014·0 cites·8 claims
- 2837US5138148AFiber optic receiving circuit having improved gain over a wide frequency bandTOSHIBA KK·Filed 1990·Granted Aug 11, 1992·5 cites·10 claims
- 2936US2016268982A1Light receiving circuit and optical coupling deviceTOSHIBA KK·Filed 2015·Application pending·0 cites
- 3035USD552538SOptical transmission conversion deviceTOSHIBA KK·Filed 2006·Granted Oct 9, 2007·2 cites·1 claims
- 3133US2009085542A1Drive system for power semiconductor deviceTOSHIBA KK·Filed 2008·Application pending·0 cites
- 3230USD556128SOptical transmission conversion deviceTOSHIBA KK·Filed 2006·Granted Nov 27, 2007·0 cites·1 claims
- 3330US2012068052A1Optical receiver circuitSAKURA SHIGEYUKI·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Shigeyuki Sakura files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →