Inventor · disambiguated record
Osamu Shimakawa
Also filed as: SHIMAKAWA OSAMU
33 granted patents·10 pending applications·120 citations·filing 2004–2023
96Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES37TAMURA MITSUAKI2HAYASHI TETSUYA1KONISHI KAZUHISA1SASAOKA EISUKE1
Top patents by PatentIndex Score
43 records- 0195US9606300B2Adapter and optical connector coupling systemSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Mar 28, 2017·22 cites·9 claims
- 0294US9726816B2Multi-core optical fiber, optical cable, and optical connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Aug 8, 2017·11 cites·14 claims
- 0392US10139559B2Multi-core optical fiber, optical cable, and optical connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Nov 27, 2018·7 cites·1 claims
- 0491US11402585B2Optical connection structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Aug 2, 2022·3 cites·19 claims
- 0591US9551835B2Grin lens array, lens-mounted connector, and lens-mounted connector systemSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Jan 24, 2017·10 cites·16 claims
- 0690US8923668B2Receiving method and separating apparatus for light outputted from multi-core optical fiberHAYASHI TETSUYA·Filed 2012·Granted Dec 30, 2014·9 cites·8 claims
- 0788US9599776B2Optical coupling memberSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Mar 21, 2017·7 cites·10 claims
- 0886US8491197B2Optical connector moduleTAMURA MITSUAKI·Filed 2011·Granted Jul 23, 2013·9 cites·9 claims
- 0985US10444439B2Optical connector and optical coupling structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Oct 15, 2019·5 cites·14 claims
- 1085US10031284B2Multi-core optical fiber, optical cable, and optical connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Jul 24, 2018·3 cites·14 claims
- 1185US9864150B2Optical interconnection componentSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Jan 9, 2018·4 cites·7 claims
- 1282US9618705B2Receptacle connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Apr 11, 2017·4 cites·9 claims
- 1381US10627582B2Optical connection component and method of manufacturing optical connection componentSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Apr 21, 2020·3 cites·20 claims
- 1475US11228155B2Optical fiber amplifierSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Jan 18, 2022·2 cites·20 claims
- 1575US8983256B2Optical fiber cableKONISHI KAZUHISA·Filed 2012·Granted Mar 17, 2015·6 cites·6 claims
- 1675US8417077B2Optical branching device and optical communication system including the sameSASAOKA EISUKE·Filed 2011·Granted Apr 9, 2013·4 cites·8 claims
- 1774US9625656B2Multi-core optical fiber and method for manufacturing multi-core optical fiber connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Apr 18, 2017·3 cites·11 claims
- 1873US9759873B2Method for manufacturing optical moduleSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Sep 12, 2017·2 cites·6 claims
- 1966US11927805B2Optical fiber connection structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Granted Mar 12, 2024·0 cites·11 claims
- 2066US9383515B2Receiving method and separating apparatus for light outputted from multi-core optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Jul 5, 2016·1 cites·7 claims
- 2165US12298566B2Optical fiber connection structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Granted May 13, 2025·0 cites·15 claims
- 2264US11714242B2Optical fiber array and optical fiber connection structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2022·Granted Aug 1, 2023·0 cites·14 claims
- 2362US12481106B2Optical-fiber bundle structure, optical connection structure, and method of manufacturing optical-fiber bundle structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2023·Granted Nov 25, 2025·0 cites·16 claims
- 2462US10495811B2Multi-core optical fiber, optical cable, and optical connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2018·Granted Dec 3, 2019·0 cites·4 claims
- 2562US9046664B2Optical connector moduleTAMURA MITSUAKI·Filed 2011·Granted Jun 2, 2015·1 cites·9 claims
- 2659US12298571B2Optical fiber bundle structure, optical connection structure, and method of manufacturing optical fiber bundleSUMITOMO ELECTRIC INDUSTRIES·Filed 2022·Granted May 13, 2025·0 cites·8 claims
- 2757US7521660B2Optical signal processor and optical signal processing method for processing optical signals in optical communications systemsSUMITOMO ELECTRIC INDUSTRIES·Filed 2005·Granted Apr 21, 2009·2 cites·71 claims
- 2857US2016274314A1Optical interconnection componentSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Application pending·0 cites
- 2954US11914194B2Optical connection structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2022·Granted Feb 27, 2024·0 cites·15 claims
- 3052US2023010259A1Wavelength multiplexing/demultiplexing deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2022·Application pending·0 cites
- 3149US11525960B2Optical fiber module and optical switchSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Dec 13, 2022·0 cites·16 claims
- 3248US6983089B2Method of fabricating optical signal processorSUMITOMO ELECTRIC INDUSTRIES·Filed 2004·Granted Jan 3, 2006·2 cites·12 claims
- 3348US2015016795A1Optical component and optical communication systemSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Application pending·0 cites
- 3445US2020166715A1Connector plug, optical connector, and optical connection structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Application pending·0 cites
- 3544US2013302032A1Optical multiplexer / demultiplexerSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Application pending·0 cites
- 3643US10775569B2Optical connector and optical connection structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Sep 15, 2020·0 cites·16 claims
- 3742US2012321253A1Method of connecting optical fiber and connecting structure of optical fiberSHIMAKAWA OSAMU·Filed 2012·Application pending·0 cites
- 3839US11088504B2Optical fiber amplifierSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Aug 10, 2021·0 cites·14 claims
- 3938US10429592B2Receptacle connector and optical coupling structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Oct 1, 2019·0 cites·10 claims
- 4038US2019101701A1Optical connector ferrule, optical connector, and optical coupling structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Application pending·0 cites
- 4138US2019154927A1Method for manufacturing optical connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Application pending·0 cites
- 4237US2019072725A1Optical connector ferruleSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Application pending·0 cites
- 4336US2019041586A1Optical connector-equipped fiber and optical coupling structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →