Inventor · disambiguated record
Yasutoshi Kawaguchi
Also filed as: KAWAGUCHI YASUTOSHI
14 granted patents·9 pending applications·125 citations·filing 1984–2024
92Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD7PANASONIC CORP5NUVOTON TECHNOLOGY CORP JAPAN4KATO RYOU1KAWAGUCHI YASUTOSHI1
Top patents by PatentIndex Score
23 records- 0185US7846820B2Nitride semiconductor device and process for producing the samePANASONIC CORP·Filed 2005·Granted Dec 7, 2010·10 cites·13 claims
- 0282US7338827B2Nitride semiconductor laser and method for fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Mar 4, 2008·16 cites·5 claims
- 0380US8981340B2Nitride semiconductor device and production method thereofPANASONIC CORP·Filed 2013·Granted Mar 17, 2015·2 cites·8 claims
- 0479US6858877B2Nitride semiconductor, method for manufacturing the same and nitride semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Feb 22, 2005·22 cites·13 claims
- 0578US7704860B2Nitride-based semiconductor device and method for fabricating the samePANASONIC CORP·Filed 2005·Granted Apr 27, 2010·6 cites·9 claims
- 0676US7005680B2Semiconductor light-emitting device including a divided electrode having a plurality of spaced apart conductive membersMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Feb 28, 2006·11 cites·14 claims
- 0774US6777253B2Method for fabricating semiconductor, method for fabricating semiconductor substrate, and semiconductor light emitting deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Aug 17, 2004·16 cites·11 claims
- 0873US6764871B2Method for fabricating a nitride semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jul 20, 2004·15 cites·11 claims
- 0969US6653662B2Semiconductor light-emitting device, method for fabricating the same, and method for driving the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Nov 25, 2003·8 cites·7 claims
- 1069US2024396304A1Nitride semiconductor light-emitting deviceNUVOTON TECHNOLOGY CORP JAPAN·Filed 2024·Application pending·0 cites
- 1167US2024396306A1Nitride semiconductor light-emitting elementNUVOTON TECHNOLOGY CORP JAPAN·Filed 2024·Application pending·0 cites
- 1265US8231726B2Semiconductor light emitting element, group III nitride semiconductor substrate and method for manufacturing such group III nitride semiconductor substrateMINEMOTO HISASHI·Filed 2007·Granted Jul 31, 2012·3 cites·26 claims
- 1363US2024250209A1Nitride semiconductor light-emitting elementNUVOTON TECHNOLOGY CORP JAPAN·Filed 2024·Application pending·0 cites
- 1461US6927149B2Nitride semiconductor device and fabrication method thereof, and method for forming nitride semiconductor substrateMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Aug 9, 2005·7 cites·28 claims
- 1555US2011272670A1Nitride semiconductor device and production method thereofPANASONIC CORP·Filed 2011·Application pending·0 cites
- 1653US11629827B2Illumination device and light-emitting moduleNUVOTON TECHNOLOGY CORP JAPAN·Filed 2022·Granted Apr 18, 2023·0 cites·21 claims
- 1750US2010118905A1Nitride semiconductor laser diode and manufacturing method thereofYABUSHITA TOMOHITO·Filed 2009·Application pending·0 cites
- 1847US8198637B2Nitride semiconductor laser and method for fabricating the sameSUGAHARA GAKU·Filed 2007·Granted Jun 12, 2012·0 cites·6 claims
- 1945US2011182310A1Nitride semiconductor laser diode and manufacturing method thereofPANASONIC CORP·Filed 2011·Application pending·0 cites
- 2043US2007290230A1Nitride Semiconductor Device And Production Method ThereofKAWAGUCHI YASUTOSHI·Filed 2004·Application pending·0 cites
- 2143US2010259184A1Light-emitting deviceKATO RYOU·Filed 2007·Application pending·0 cites
- 2239US4583056AApparatus having printed circuit pattern for suppressing radio interferenceMATSUSHITA SEIKO KK·Filed 1984·Granted Apr 15, 1986·9 cites·14 claims
- 2334US2016372631A1Light emitting diodePANASONIC IP MAN CO LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →