Inventor · disambiguated record
Akio Sugama
Also filed as: SUGAMA AKIO
32 granted patents·3 pending applications·726 citations·filing 1986–2025
97Inventor score
Files withFUJITSU LTD35
Top patents by PatentIndex Score
35 records- 0196US5541860ASmall size apparatus for measuring and recording accelerationFUJITSU LTD·Filed 1995·Granted Jul 30, 1996·163 cites·23 claims
- 0294US6810160B2Optical wiring substrate, method of manufacturing optical wiring substrate and multilayer optical wiringFUJITSU LTD·Filed 2002·Granted Oct 26, 2004·66 cites·4 claims
- 0392US5431806AOxygen electrode and temperature sensorFUJITSU LTD·Filed 1993·Granted Jul 11, 1995·118 cites·6 claims
- 0492US4755363AAutomated biopolymer crystal preparation apparatusFUJITSU LTD·Filed 1986·Granted Jul 5, 1988·84 cites·5 claims
- 0590US6504966B2Optical deflecting element, optical switch module, light signal switching deviceFUJITSU LTD·Filed 2002·Granted Jan 7, 2003·43 cites·19 claims
- 0690US5492611AMiniaturized oxygen electrodeFUJITSU LTD·Filed 1994·Granted Feb 20, 1996·91 cites·18 claims
- 0789US7099534B2Optical transmission device with optical waveguide coupled to optical deviceFUJITSU LTD·Filed 2002·Granted Aug 29, 2006·22 cites·15 claims
- 0887US9772449B2Wavelength multiplexer/demultiplexer and optical moduleFUJITSU LTD·Filed 2016·Granted Sep 26, 2017·6 cites·15 claims
- 0984US7068871B2Optical wiring substrate, method of manufacturing optical wiring substrate and multilayer optical wiringFUJITSU LTD·Filed 2004·Granted Jun 27, 2006·24 cites·6 claims
- 1080US9874700B2Grating coupler and optical waveguide deviceFUJITSU LTD·Filed 2017·Granted Jan 23, 2018·3 cites·11 claims
- 1178US9465164B2Electronic apparatus, method for manufacturing electronic apparatus, and electronic deviceFUJITSU LTD·Filed 2014·Granted Oct 11, 2016·4 cites·7 claims
- 1275US7565047B2Optical waveguide structure, optical module and lens arrayFUJITSU LTD·Filed 2005·Granted Jul 21, 2009·7 cites·6 claims
- 1371US9417392B2Optical waveguide component, manufacturing method therefor, and optical waveguide deviceFUJITSU LTD·Filed 2014·Granted Aug 16, 2016·2 cites·5 claims
- 1470US10591690B2Optical module and method of manufacturing the sameFUJITSU LTD·Filed 2018·Granted Mar 17, 2020·1 cites·8 claims
- 1567US7565044B2Optical module method of manufacturing the sameFUJITSU LTD·Filed 2008·Granted Jul 21, 2009·4 cites·18 claims
- 1665US7522788B2Optical module and method of manufacturing the sameFUJITSU LTD·Filed 2008·Granted Apr 21, 2009·3 cites·20 claims
- 1764US9479286B2Optically interconnected chip, method of testing the same, and optical receiverFUJITSU LTD·Filed 2015·Granted Oct 25, 2016·1 cites·12 claims
- 1860US2025323749A1Optical communications device and transmission control methodFUJITSU LTD·Filed 2025·Application pending·0 cites
- 1959US11709317B2Wavelength demultiplexer, optical transceiver front-end module, photonic circuit, and wavelength demultiplexing control methodFUJITSU LTD·Filed 2021·Granted Jul 25, 2023·0 cites·12 claims
- 2058US6778726B2Optical switchFUJITSU LTD·Filed 2003·Granted Aug 17, 2004·6 cites·9 claims
- 2158US2025070907A1Optical communication device that transmits wdm signalFUJITSU LTD·Filed 2024·Application pending·0 cites
- 2257US5478460AElectrolyte composition for screen printing and miniaturized oxygen electrode and production process thereofFUJITSU LTD·Filed 1993·Granted Dec 26, 1995·15 cites·4 claims
- 2356US2023400626A1Optical module and optical communication deviceFUJITSU LTD·Filed 2023·Application pending·0 cites
- 2453US6751393B2Optical wiring connection structure enabling optical cross connect utilizing continuously extending through holes in orthogonally positioned boardsFUJITSU LTD·Filed 2002·Granted Jun 15, 2004·4 cites·12 claims
- 2552US6968105B2Waveguide-type optical device and optical switchFUJITSU LTD·Filed 2003·Granted Nov 22, 2005·3 cites·15 claims
- 2651US6931168B2Optical switch and optical switch moduleFUJITSU LTD·Filed 2003·Granted Aug 16, 2005·3 cites·10 claims
- 2750US5358619AOxygen electrodeFUJITSU LTD·Filed 1992·Granted Oct 25, 1994·15 cites·24 claims
- 2845US5660741AProcess for preparation of small glass electrodeFUJITSU LTD·Filed 1995·Granted Aug 26, 1997·10 cites·9 claims
- 2944US10429583B2Optical branching waveguide and optical moduleFUJITSU LTD·Filed 2017·Granted Oct 1, 2019·0 cites·14 claims
- 3043US5837113ASmall glass electrodeFUJITSU LTD·Filed 1996·Granted Nov 17, 1998·10 cites·23 claims
- 3140US5281323AElectrolyte composition for screen printing and miniaturized oxygen electrode and production process thereofFUJITSU LTD·Filed 1992·Granted Jan 25, 1994·6 cites·7 claims
- 3238US5573649AMiniaturized oxygen electrode and process of producing sameFUJITSU LTD·Filed 1995·Granted Nov 12, 1996·6 cites·29 claims
- 3333US5417837ASmall glass electrodeFUJITSU LTD·Filed 1991·Granted May 23, 1995·3 cites·19 claims
- 3431US5326450AMiniaturized oxygen electrodeFUJITSU LTD·Filed 1992·Granted Jul 5, 1994·2 cites·14 claims
- 3530US5468408AElectrolyte composition for screen printing and miniaturized oxygen electrode and production process thereofFUJITSU LTD·Filed 1993·Granted Nov 21, 1995·1 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Akio Sugama 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 →