Inventor · disambiguated record
Takayuki Kawasumi
Also filed as: KAWASUMI TAKAYUKI
18 granted patents·5 pending applications·87 citations·filing 1996–2023
91Inventor score
Top patents by PatentIndex Score
23 records- 0182US8740409B2Light-emitting-element mounting package, light emitting device, backlight, and liquid crystal display deviceNAKATA HIDEHIKO·Filed 2010·Granted Jun 3, 2014·11 cites·20 claims
- 0280US12068581B2Surface-emitting semiconductor laserSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2023·Granted Aug 20, 2024·0 cites·19 claims
- 0376US9966500B2Semiconductor optical device and display deviceSONY CORP·Filed 2015·Granted May 8, 2018·2 cites·13 claims
- 0470US6233266B1Light emitting deviceSONY CORP·Filed 1998·Granted May 15, 2001·33 cites·11 claims
- 0567US10320146B2Semiconductor light-emitting element, manufacturing method of semiconductor light-emitting element, and semiconductor deviceSONY CORP·Filed 2015·Granted Jun 11, 2019·1 cites·18 claims
- 0667US9153935B2Electronic unit, optcal disk knit, display unit, and image pickup unitSONY CORP·Filed 2014·Granted Oct 6, 2015·1 cites·11 claims
- 0764US10541511B2Semiconductor light-emitting element, manufacturing method of semiconductor light-emitting element, and semiconductor deviceSONY CORP·Filed 2019·Granted Jan 21, 2020·0 cites·8 claims
- 0861US11652333B2Surface-emitting semiconductor laserSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2018·Granted May 16, 2023·0 cites·10 claims
- 0961US5732099ASemiconductor light emitting deviceSONY CORP·Filed 1996·Granted Mar 24, 1998·26 cites·17 claims
- 1059US9368685B2Semiconductor light emitting device, method of manufacturing the same, image display device, and electronic apparatusSONY CORP·Filed 2013·Granted Jun 14, 2016·0 cites·27 claims
- 1156US11271368B2Semiconductor laser and electronic apparatusSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2019·Granted Mar 8, 2022·0 cites·9 claims
- 1255US11923661B2Surface emitting laser and method of manufacturing the sameSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2019·Granted Mar 5, 2024·0 cites·14 claims
- 1350US8218594B2Vertical cavity surface emitting laserMAEDA OSAMU·Filed 2009·Granted Jul 10, 2012·0 cites·9 claims
- 1450US2011062457A1Semiconductor light emitting device, method of manufacturing the same, image display device, and electronic apparatusSONY CORP·Filed 2010·Application pending·0 cites
- 1549US7332744B2Semiconductor light-emitting device and method of manufacturing the sameSONY CORP·Filed 2004·Granted Feb 19, 2008·2 cites·11 claims
- 1649US2014231838A1Semiconductor light-emission device and manufacturing methodSONY CORP·Filed 2014·Application pending·0 cites
- 1747US10540916B2Semiconductor light-emitting device, display unit, and electronic apparatusSONY CORP·Filed 2016·Granted Jan 21, 2020·0 cites·15 claims
- 1845US2007086499A1Semiconductor light-emitting device and method of manufacturing the sameHINO TOMONORI·Filed 2006·Application pending·0 cites
- 1945US2007091966A1Semiconductor light-emitting device and method of manufacturing the sameHINO TOMONORI·Filed 2006·Application pending·0 cites
- 2044US10490692B2Semiconductor light-emitting device and display apparatusSONY CORP·Filed 2015·Granted Nov 26, 2019·0 cites·8 claims
- 2143US6084251ASemiconductor light emitting device with carrier diffusion suppressing layerSONY CORP·Filed 1998·Granted Jul 4, 2000·11 cites·28 claims
- 2241US2020381898A1Semiconductor light-emitting deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2018·Application pending·0 cites
- 2339US10672944B2Active layer structure, semiconductor light emitting element, and display apparatusSONY CORP·Filed 2015·Granted Jun 2, 2020·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →