Inventor · disambiguated record
Yoshinobu Kawaguchi
Also filed as: KAWAGUCHI YOSHINOBU
28 granted patents·22 pending applications·54 citations·filing 2005–2023
94Inventor score
Top patents by PatentIndex Score
50 records- 0191US8400011B2Illumination device, automotive lighting equipment, and vehicleKAWAGUCHI YOSHINOBU·Filed 2010·Granted Mar 19, 2013·15 cites·15 claims
- 0279US9190806B2Nitride semiconductor light emitting deviceKAWAGUCHI YOSHINOBU·Filed 2010·Granted Nov 17, 2015·2 cites·5 claims
- 0379US7750363B2Nitride semiconductor light-emitting device having an end face coating film and method of manufacturing the sameSHARP KK·Filed 2006·Granted Jul 6, 2010·7 cites·3 claims
- 0476US7573446B2Method and device for driving LED element, illumination apparatus, and display apparatusSHARP KK·Filed 2005·Granted Aug 11, 2009·6 cites·11 claims
- 0574US7792169B2Nitride semiconductor light emitting deviceSHARP KK·Filed 2007·Granted Sep 7, 2010·3 cites·7 claims
- 0673US7940003B2Light emitting device and method of fabricating a light emitting deviceSHARP KK·Filed 2008·Granted May 10, 2011·5 cites·24 claims
- 0772US7701994B2Nitride semiconductor light-emitting device and method for fabrication thereofSHARP KK·Filed 2005·Granted Apr 20, 2010·3 cites·13 claims
- 0869US8571083B2Nitride semiconductor laser chipKAWAGUCHI YOSHINOBU·Filed 2010·Granted Oct 29, 2013·2 cites·14 claims
- 0967US10330267B2Light emission body and illumination deviceSHARP KK·Filed 2016·Granted Jun 25, 2019·1 cites·11 claims
- 1067US7968898B2Nitride semiconductor light emitting device, method of manufacturing nitride semiconductor light emitting device, and nitride semiconductor transistor deviceSHARP KK·Filed 2007·Granted Jun 28, 2011·2 cites·14 claims
- 1167US7633983B2Semiconductor laser deviceSHARP KK·Filed 2008·Granted Dec 15, 2009·2 cites·5 claims
- 1264US12476438B2Optical device and light emitting deviceKYOCERA CORP·Filed 2022·Granted Nov 18, 2025·0 cites·15 claims
- 1363US7820542B2Nitride semiconductor light-emitting device and method for fabrication thereofSHARP KK·Filed 2010·Granted Oct 26, 2010·1 cites·5 claims
- 1463US7697585B2Semiconductor laser diodeSHARP KK·Filed 2007·Granted Apr 13, 2010·2 cites·7 claims
- 1561US8319235B2Nitride semiconductor light-emitting device and method of manufacturing nitride semiconductor light-emitting deviceKAMIKAWA TAKESHI·Filed 2007·Granted Nov 27, 2012·1 cites·7 claims
- 1661US2017237230A1Nitride semiconductor light emitting deviceSHARP KK·Filed 2017·Application pending·0 cites
- 1761US2025183614A1Manufacturing method and manufacturing apparatus for semiconductor laser deviceKYOCERA CORP·Filed 2023·Application pending·0 cites
- 1860US8368098B2Light emitting device and manufacturing method thereofSHARP KK·Filed 2008·Granted Feb 5, 2013·1 cites·13 claims
- 1960US2025212575A1Light-emitting element, and method and device for manufacturing sameKYOCERA CORP·Filed 2023·Application pending·0 cites
- 2059US9660413B2Nitride semiconductor light emitting deviceSHARP KK·Filed 2015·Granted May 23, 2017·0 cites·5 claims
- 2159US7691653B2Nitride semiconductor laser element and method for manufacturing the sameSHARP KK·Filed 2006·Granted Apr 6, 2010·1 cites·28 claims
- 2259US2025118943A1Manufacturing method and manufacturing apparatus for light-emitting device and laser element substrateKYOCERA CORP·Filed 2023·Application pending·0 cites
- 2359US2025112439A1Manufacturing method and manufacturing apparatus for laser element, laser element, and electronic deviceKYOCERA CORP·Filed 2023·Application pending·0 cites
- 2458US2024275133A1Semiconductor device, method and apparatus for manufacturing semiconductor device, and electronic deviceKYOCERA CORP·Filed 2022·Application pending·0 cites
- 2557US2024348003A1Manufacturing method for semiconductor device, template substrate, semiconductor device, electronic device, and manufacturing apparatus for semiconductor deviceKYOCERA CORP·Filed 2022·Application pending·0 cites
- 2656US2024120708A1Light-emitting body, method and apparatus for manufacturing light-emitting body, light-emitting element and method for manufacturing light-emitting element, and electronic deviceKYOCERA CORP·Filed 2022·Application pending·0 cites
- 2756US2024283219A1Semiconductor laser body, semiconductor laser element, semiconductor laser substrate, electronic apparatus, and manufacturing method and manufacturing apparatus of semiconductor laser deviceKYOCERA CORP·Filed 2022·Application pending·0 cites
- 2854US8735192B2Nitride semiconductor light emitting device and method of fabricating nitride semiconductor laser deviceKAMIKAWA TAKESHI·Filed 2008·Granted May 27, 2014·0 cites·11 claims
- 2954US2009218593A1Nitride semiconductor light emitting device and method of frabicating nitride semiconductor laser deviceKAMIKAWA TAKESHI·Filed 2009·Application pending·0 cites
- 3053US8067255B2Nitride semiconductor light emitting device, method of manufacturing nitride semiconductor light emitting device, and nitride semiconductor transistor deviceKAMIKAWA TAKESHI·Filed 2008·Granted Nov 29, 2011·0 cites·5 claims
- 3153US7970035B2Nitride semiconductor laser element and external-cavity semiconductor laser deviceSHARP KK·Filed 2009·Granted Jun 28, 2011·0 cites·6 claims
- 3253US2009159923A1Nitride semiconductor light emitting device, method of manufacturing nitride semiconductor light emitting device, and nitride semiconductor transistor deviceKAMIKAWA TAKESHI·Filed 2008·Application pending·0 cites
- 3353US2024275132A1Semiconductor device, method and apparatus for manufacturing semiconductor device, and electronic deviceKYOCERA CORP·Filed 2022·Application pending·0 cites
- 3452US8368095B2Nitride semiconductor light emitting device and method of fabricating nitride semiconductor laser deviceSHARP KK·Filed 2006·Granted Feb 5, 2013·0 cites·17 claims
- 3552US8367441B2Nitride semiconductor light emitting device, method of manufacturing nitride semiconductor light emitting device, and nitride semiconductor transistor deviceSHARP KK·Filed 2011·Granted Feb 5, 2013·0 cites·8 claims
- 3652US2009026481A1Nitride semiconductor light-emitting device and method of manufacturing nitride semiconductor light-emitting deviceKAMIKAWA TAKESHI·Filed 2008·Application pending·0 cites
- 3751US10320147B2Wavelength conversion member and light emitting deviceSHARP KK·Filed 2016·Granted Jun 11, 2019·0 cites·8 claims
- 3851US7928460B2Light emitting element and manufacturing method thereofSHARP KK·Filed 2008·Granted Apr 19, 2011·0 cites·12 claims
- 3951US2025158348A1Laser element manufacturing device and laser element manufacturing methodKYOCERA CORP·Filed 2023·Application pending·0 cites
- 4051US2024234631A9Manufacturing method for semiconductor device, semiconductor device, and semiconductor apparatusKYOCERA CORP·Filed 2022·Application pending·0 cites
- 4150US7792172B2Nitride semiconductor laser deviceSHARP KK·Filed 2008·Granted Sep 7, 2010·0 cites·12 claims
- 4250US2024429263A1Light emitting device, display device, electronic device, and manufacturing method and manufacturing apparatus for light emitting deviceKYOCERA CORP·Filed 2022·Application pending·0 cites
- 4345US8541796B2Nitride semiconductor light emitting device and method of fabricating nitride semiconductor laser deviceKAWAGUCHI YOSHINOBU·Filed 2006·Granted Sep 24, 2013·0 cites·8 claims
- 4442US8129732B2Nitride semiconductor light-emitting device and method for fabrication thereofKONDOU MASAHUMI·Filed 2010·Granted Mar 6, 2012·0 cites·4 claims
- 4539US2020263850A1Illumination device and vehicular headlightSHARP KK·Filed 2016·Application pending·0 cites
- 4637US2018347785A1Light-emitting deviceSHARP KK·Filed 2016·Application pending·0 cites
- 4737US2019032866A1Light emitting device and illuminating apparatusSHARP KK·Filed 2016·Application pending·0 cites
- 4836US2018292059A1Light-emitting deviceSHARP KK·Filed 2016·Application pending·0 cites
- 4934US2015309235A1Optical apparatus, light source apparatus, and vehicleSHARP KK·Filed 2015·Application pending·0 cites
- 5032US2020185877A1Optical moduleSHARP KK·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →