Inventor · disambiguated record
Suguru Akiyama
Also filed as: AKIYAMA SUGURU
18 granted patents·3 pending applications·117 citations·filing 2002–2024
93Inventor score
Top patents by PatentIndex Score
21 records- 0195US7321702B2Optical modulator, optical transmitter, optical modulating method and manufacturing method of the optical modulatorFUJITSU LTD·Filed 2005·Granted Jan 22, 2008·33 cites·44 claims
- 0292US10312663B2Tunable laser deviceFUJITSU LTD·Filed 2018·Granted Jun 4, 2019·7 cites·12 claims
- 0387US9709830B2Phase modulation device and method of controlling the deviceFUJITSU LTD·Filed 2015·Granted Jul 18, 2017·4 cites·5 claims
- 0487US8472494B2Semiconductor laser silicon waveguide substrate, and integrated deviceAKIYAMA SUGURU·Filed 2011·Granted Jun 25, 2013·11 cites·18 claims
- 0585US10530119B2Wavelength locker, wavelength tunable laser apparatus, and method for controlling wavelength tunable laser apparatusFUJITSU LTD·Filed 2018·Granted Jan 7, 2020·3 cites·11 claims
- 0684US7738794B2Optical transmitterFUJITSU LTD·Filed 2006·Granted Jun 15, 2010·12 cites·8 claims
- 0784US6872966B2Optical semiconductor deviceFUJITSU LTD·Filed 2003·Granted Mar 29, 2005·24 cites·36 claims
- 0880US9229251B2Optical modulator and optical transmitterFUJITSU LTD·Filed 2013·Granted Jan 5, 2016·3 cites·9 claims
- 0978US11022811B2Optical amplifier and optical switch deviceFUJITSU LTD·Filed 2018·Granted Jun 1, 2021·2 cites·13 claims
- 1073US7889773B2Semiconductor deviceFUJITSU LTD·Filed 2008·Granted Feb 15, 2011·4 cites·19 claims
- 1172US10630389B2Optical transceiver device and optical transceiver module that includes optical transceiver deviceFUJITSU OPTICAL COMPONENTS LTD·Filed 2019·Granted Apr 21, 2020·2 cites·8 claims
- 1268US12326642B2Wavelength filter and laser apparatusFUJITSU OPTICAL COMPONENTS LTD·Filed 2022·Granted Jun 10, 2025·0 cites·20 claims
- 1368US11984696B2Optical amplifier and inspection method of optical amplifierFUJITSU OPTICAL COMPONENTS LTD·Filed 2020·Granted May 14, 2024·0 cites·5 claims
- 1464US8718413B2Optical modulation apparatus and optical modulation/integration apparatusAKIYAMA SUGURU·Filed 2010·Granted May 6, 2014·2 cites·17 claims
- 1564US6862124B2Semiconductor optical modulator, mach-zehnder optical modulator employing the same, and method of manufacturing semiconductor optical modulatorFUJITSU LTD·Filed 2002·Granted Mar 1, 2005·9 cites·39 claims
- 1662US8068744B2Optical transmitterAKIYAMA SUGURU·Filed 2010·Granted Nov 29, 2011·1 cites·8 claims
- 1759US2025060620A1Optical device, optical transmitter, and optical transceiverFUJITSU OPTICAL COMPONENTS LTD·Filed 2024·Application pending·0 cites
- 1858US9874768B2Optical modulation deviceFUJITSU LTD·Filed 2017·Granted Jan 23, 2018·0 cites·4 claims
- 1938US2018013261A1Optical element and light generating deviceFUJITSU LTD·Filed 2017·Application pending·0 cites
- 2037US2017261612A1Optical distance measuring system and light ranging methodFUJITSU LTD·Filed 2017·Application pending·0 cites
- 2133US9650167B2Sealing deviceYAMADA KAZUKUNI·Filed 2012·Granted May 16, 2017·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →