Inventor · disambiguated record
Yasunori Nagakubo
Also filed as: MISAIZU SETSUO · NAGAKUBO YASUNORI
15 granted patents·480 citations·filing 1994–2008
94Inventor score
Top patents by PatentIndex Score
15 records- 0188US5515682APeltier control circuit and a peltier device structureFUJITSU LTD·Filed 1994·Granted May 14, 1996·69 cites·16 claims
- 0284US7648289B2Module having a handle to be operated to attach the module to a cageFUJITSU LTD·Filed 2008·Granted Jan 19, 2010·13 cites·6 claims
- 0381US5900959AOptical transmitter, optical communication system and optical communication methodFUJITSU LTD·Filed 1996·Granted May 4, 1999·70 cites·12 claims
- 0480US6229833B1Laser diode protecting circuit and laser driving current control circuitFUJITSU LTD·Filed 1999·Granted May 8, 2001·53 cites·10 claims
- 0579US5680246AOptical amplifier and optical transmission apparatusFUJITSU LTD·Filed 1995·Granted Oct 21, 1997·64 cites·18 claims
- 0677US5900621ALight transmitter having an automatic bias control circuitFUJITSU LTD·Filed 1997·Granted May 4, 1999·56 cites·30 claims
- 0776US7970291B2Optical-receiving apparatus and bias-voltage-control method used for the optical-receiving apparatusFUJITSU LTD·Filed 2007·Granted Jun 28, 2011·6 cites·3 claims
- 0873US5736875ADiscrimination circuit capable of automatically optimizing discrimination level and discrimination phaseFUJITSU LTD·Filed 1996·Granted Apr 7, 1998·28 cites·23 claims
- 0969US5548435AOptical TransmitterFUJITSU LTD·Filed 1995·Granted Aug 20, 1996·46 cites·13 claims
- 1065US7031621B2Optical receiving deviceFUJITSU LTD·Filed 2004·Granted Apr 18, 2006·8 cites·12 claims
- 1160US7257332B2Optical transmitter and its control methodFUJITSU LTD·Filed 2003·Granted Aug 14, 2007·7 cites·12 claims
- 1258US5973812AOptical transmitter and optical communication systemFUJITSU LTD·Filed 1997·Granted Oct 26, 1999·26 cites·17 claims
- 1354US6040931AOptical transmitter, terminal-station apparatus having the optical transmitter, and optical communication systemFUJITSU LTD·Filed 1997·Granted Mar 21, 2000·23 cites·24 claims
- 1446US5966938APeltier control circuit and a peltier device structureFUJITSU LTD·Filed 1996·Granted Oct 19, 1999·11 cites·3 claims
- 1537US8280662B2Optical system, optical module and threshold setting methodNAGAKUBO YASUNORI·Filed 2008·Granted Oct 2, 2012·0 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when Yasunori Nagakubo 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 →