Inventor · disambiguated record
Hidehisa Tazawa
Also filed as: TAZAWA HIDEHISA
20 granted patents·3 pending applications·43 citations·filing 2001–2022
91Inventor score
Top patents by PatentIndex Score
23 records- 0191US11402585B2Optical connection structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Aug 2, 2022·3 cites·19 claims
- 0284US9977150B2Second-order nonlinear optical compound and nonlinear optical element comprising the sameNAT INST INF & COMM TECH·Filed 2016·Granted May 22, 2018·2 cites·8 claims
- 0381US10627582B2Optical connection component and method of manufacturing optical connection componentSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Apr 21, 2020·3 cites·20 claims
- 0481US9488755B2Second-order nonlinear optical compound and nonlinear optical element comprising the sameNAT INST INF & COMM TECH·Filed 2014·Granted Nov 8, 2016·2 cites·6 claims
- 0575US11228155B2Optical fiber amplifierSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Jan 18, 2022·2 cites·20 claims
- 0675US6633123B2Organic electroluminescence device with an improved heat radiation structureFiled 2001·Granted Oct 14, 2003·27 cites·20 claims
- 0772US8846955B2Second-order nonlinear optical compound and nonlinear optical element comprising the sameOTOMO AKIRA·Filed 2010·Granted Sep 30, 2014·2 cites·3 claims
- 0867US10754064B2Second-order nonlinear optical compound and nonlinear optical element comprising the sameNAT INST INF & COMM TECH·Filed 2018·Granted Aug 25, 2020·0 cites·3 claims
- 0966US11927805B2Optical fiber connection structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Granted Mar 12, 2024·0 cites·11 claims
- 1065US12298566B2Optical fiber connection structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Granted May 13, 2025·0 cites·15 claims
- 1161US9372311B2Wavelength selective switchSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Jun 21, 2016·1 cites·20 claims
- 1261US9151902B2Wavelength selective switchSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Oct 6, 2015·1 cites·7 claims
- 1354US12442983B2Wavelength multiplexer/demultiplexerSUMITOMO ELECTRIC INDUSTRIES·Filed 2022·Granted Oct 14, 2025·0 cites·19 claims
- 1454US9482822B2Wavelength selector switchSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Nov 1, 2016·0 cites·23 claims
- 1552US2023010259A1Wavelength multiplexing/demultiplexing deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2022·Application pending·0 cites
- 1649US9274348B2Dispersive device having beam expanding optical system and dispersive element and wavelength selective switch having dispersive deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Mar 1, 2016·0 cites·12 claims
- 1749US9116414B2Wavelength selective switchSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Aug 25, 2015·0 cites·22 claims
- 1848US9885837B2Optical deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Feb 6, 2018·0 cites·11 claims
- 1945US2014071511A1Wavelength selective switchSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Application pending·0 cites
- 2043US9596526B2Wavelength selective switchSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Mar 14, 2017·0 cites·18 claims
- 2139US11088504B2Optical fiber amplifierSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Aug 10, 2021·0 cites·14 claims
- 2239US2013235459A1Optical deviceSHIOZAKI MANABU·Filed 2011·Application pending·0 cites
- 2333US9467757B2Wavelength selective switchSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Oct 11, 2016·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →