Inventor · disambiguated record
Shigeaki Sekiguchi
Also filed as: SEKIGUCHI SHIGEAKI
9 granted patents·2 pending applications·47 citations·filing 2003–2017
84Inventor score
Top patents by PatentIndex Score
11 records- 0187US9425899B2Optical transmitter and method for controlling operation state of optical transmitterFUJITSU LTD·Filed 2014·Granted Aug 23, 2016·6 cites·11 claims
- 0287US8809906B2Semiconductor optical deviceZHU LEI·Filed 2012·Granted Aug 19, 2014·5 cites·10 claims
- 0384US9235001B2Optical device and optical moduleFUJITSU LTD·Filed 2015·Granted Jan 12, 2016·5 cites·7 claims
- 0484US6872966B2Optical semiconductor deviceFUJITSU LTD·Filed 2003·Granted Mar 29, 2005·24 cites·36 claims
- 0583US8472109B2Semiconductor optical amplifier and optical moduleTANAKA SHINSUKE·Filed 2009·Granted Jun 25, 2013·7 cites·18 claims
- 0652US8923659B2Optical switching apparatus and methodFUJITSU LTD·Filed 2013·Granted Dec 30, 2014·0 cites·14 claims
- 0751US10001607B2Optical wiring module, optical transceiver, and optical coupling methodFUJITSU LTD·Filed 2017·Granted Jun 19, 2018·0 cites·11 claims
- 0848US7852894B2Semiconductor laser and semiconductor optical integrated deviceFUJITSU LTD·Filed 2008·Granted Dec 14, 2010·0 cites·18 claims
- 0946US2015117818A1Spot size converter and optical apparatusFUJITSU LTD·Filed 2014·Application pending·0 cites
- 1038US8420993B2Optical signal generator and method for adjusting the same having a reflecting mirror to define another cavity different from the cavity of a single mode laserSEKIGUCHI SHIGEAKI·Filed 2011·Granted Apr 16, 2013·0 cites·20 claims
- 1135US2016091667A1Optical fiber guide, optical waveguide substrate comprising optical fiber guide, optical input-output device, and optical fiber mounting methodFUJITSU LTD·Filed 2015·Application pending·0 cites
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