Inventor · disambiguated record
Yasuhito Kumabuchi
Also filed as: KUMABUCHI YASUHITO
15 granted patents·2 pending applications·1,086 citations·filing 1996–2009
96Inventor score
Top patents by PatentIndex Score
17 records- 0198US6399970B2FET having a Si/SiGeC heterojunction channelMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Jun 4, 2002·279 cites·11 claims
- 0298US6190975B1Method of forming HCMOS devices with a silicon-germanium-carbon compound semiconductor layerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Feb 20, 2001·230 cites·5 claims
- 0395US6110813AMethod for forming an ohmic electrodeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Aug 29, 2000·170 cites·1 claims
- 0494US5787104ASemiconductor light emitting element and method for fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Jul 28, 1998·75 cites·7 claims
- 0593US6674100B2SiGeC-based CMOSFET with separate heterojunctionsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jan 6, 2004·58 cites·10 claims
- 0692US6274889B1Method for forming ohmic electrode, and semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Aug 14, 2001·109 cites·3 claims
- 0788US6861672B2Semiconductor light emitting element and method for fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Mar 1, 2005·18 cites·18 claims
- 0885US6266354B1Semiconductor laser device with ridge structureMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jul 24, 2001·27 cites·6 claims
- 0984US7368766B2Semiconductor light emitting element and method for fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted May 6, 2008·12 cites·10 claims
- 1081US6326638B1Semiconductor light emitting element and method for fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Dec 4, 2001·32 cites·4 claims
- 1173US6118800ASemiconductor laser and cleaving methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Sep 12, 2000·35 cites·25 claims
- 1255US2007228395A1Semiconductor light emitting element and method for fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Application pending·0 cites
- 1354US5968845AMethod for etching a compound semiconductor, a semi-conductor laser device and method for producing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Oct 19, 1999·14 cites·17 claims
- 1451US5665978ANonlinear element and bistable memory deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Sep 9, 1997·13 cites·23 claims
- 1542US6151348ASemiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Nov 21, 2000·9 cites·18 claims
- 1641US2009159924A1Semiconductor light emitting element and method for fabricating the samePANASONIC CORP·Filed 2009·Application pending·0 cites
- 1738US6127201AMethod for etching a compound semiconductor, a semiconductor laser device and method for producing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Oct 3, 2000·5 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →