Inventor · disambiguated record
Masahiro Kume
Also filed as: KUME MASAHIRO
47 granted patents·9 pending applications·1,039 citations·filing 1974–2022
98Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD25SUMITOMO ELECTRIC INDUSTRIES8NUVOTON TECHNOLOGY CORP JAPAN5MATSUSHITA ELECTRONICS CORP4PANASONIC CORP4
Top patents by PatentIndex Score
56 records- 0196US6720586B1Method of fabricating nitride semiconductor, method of fabricating nitride semiconductor device, nitride semiconductor device, semiconductor light emitting device and method of fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Apr 13, 2004·98 cites·4 claims
- 0290US4050930AElectrical contact materialSUMITOMO ELECTRIC INDUSTRIES·Filed 1976·Granted Sep 27, 1977·37 cites·3 claims
- 0389US6392979B1Optical pickup and optical disk apparatus using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted May 21, 2002·56 cites·9 claims
- 0488US4847557AHermetically sealed magnetic sensorSUMITOMO ELECTRIC INDUSTRIES·Filed 1988·Granted Jul 11, 1989·53 cites·15 claims
- 0587US5990572AElectric circuit breaker for vehicleHARNESS SYST TECH RES LTD·Filed 1997·Granted Nov 23, 1999·62 cites·26 claims
- 0684US6798811B1Semiconductor laser device, method for fabricating the same, and optical disk apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Sep 28, 2004·18 cites·19 claims
- 0784US6295930B1Circuit breakerHARNESS SYST TECH RES LTD·Filed 1998·Granted Oct 2, 2001·48 cites·30 claims
- 0883US11258001B2Semiconductor light-emitting element and semiconductor light-emitting deviceNUVOTON TECHNOLOGY CORP JAPAN·Filed 2020·Granted Feb 22, 2022·1 cites·19 claims
- 0983US6030849AMethods of manufacturing semiconductor, semiconductor device and semiconductor substrateMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Feb 29, 2000·66 cites·23 claims
- 1083US5923950AMethod of manufacturing a semiconductor light-emitting deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Jul 13, 1999·55 cites·10 claims
- 1182US5386429ALow operating current and low noise semiconductor laser device for optical disk memoriesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jan 31, 1995·42 cites·6 claims
- 1282US4072515AElectrical contact materialSUMITOMO ELECTRIC INDUSTRIES·Filed 1974·Granted Feb 7, 1978·23 cites·3 claims
- 1381US6911351B2Method of fabricating nitride semiconductor, method of fabricating nitride semiconductor device, nitride semiconductor device, semiconductor light emitting device and method of fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jun 28, 2005·22 cites·87 claims
- 1479US5923690ASemiconductor laser deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Jul 13, 1999·50 cites·23 claims
- 1576US6165812AGallium nitride compound semiconductor light emitting device and process for producing gallium nitride compound semiconductorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Dec 26, 2000·70 cites·25 claims
- 1670US7426227B2Semiconductor laser device, optical disk apparatus and optical integrated unitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Sep 16, 2008·3 cites·4 claims
- 1770US6606914B2Load sensor, load sensor unit and insertion detection deviceAUTONETWORKS TECHNOLOGIES LTD·Filed 2001·Granted Aug 19, 2003·13 cites·47 claims
- 1870US4731792ASemiconductor laser device with decreased light intensity noiseMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1986·Granted Mar 15, 1988·18 cites·7 claims
- 1968US12002914B2Semiconductor light-emitting element and semiconductor light-emitting deviceNUVOTON TECHNOLOGY CORP JAPAN·Filed 2022·Granted Jun 4, 2024·0 cites·18 claims
- 2068US7212556B1Semiconductor laser device optical disk apparatus and optical integrated unitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted May 1, 2007·11 cites·9 claims
- 2168US4804911AElectromagnetic power generating type rotation sensorSUMITOMO ELECTRIC INDUSTRIES·Filed 1987·Granted Feb 14, 1989·24 cites·5 claims
- 2267US7092423B2Semiconductor laser device, optical disk apparatus and optical integrated unitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Aug 15, 2006·10 cites·16 claims
- 2366US8669571B2Light distribution controller, light-emitting device using the same, and method for fabricating light distribution controllerMURAI AKIHIKO·Filed 2011·Granted Mar 11, 2014·1 cites·9 claims
- 2465US6466597B1Semiconductor laser deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Oct 15, 2002·27 cites·21 claims
- 2564US7706423B2Dual-wavelength semiconductor laser device and method for fabricating the samePANASONIC CORP·Filed 2008·Granted Apr 27, 2010·2 cites·15 claims
- 2663US7292615B2Semiconductor laser device, method for fabricating the same, and optical disk apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Nov 6, 2007·4 cites·11 claims
- 2763US5574365ATravel sensor having a magnetic sensor attached to a truncated pyramid and a movable magnetSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Nov 12, 1996·18 cites·7 claims
- 2862US6072762AOptical disk recording/reproducing method and apparatus for preventing wave length shift during recording and reproducing operationsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jun 6, 2000·15 cites·6 claims
- 2962US5646953ASemiconductor laser deviceMATSUSHITA ELECTRONICS CORP·Filed 1995·Granted Jul 8, 1997·23 cites·38 claims
- 3062US5633062AMethod of manufacturing rotation sensor and structure of rotation sensorSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted May 27, 1997·21 cites·17 claims
- 3162US5617435ALasing system with wavelength-conversion waveguideMATSUSHITA ELECTRONICS CORP·Filed 1995·Granted Apr 1, 1997·26 cites·11 claims
- 3261US6609432B2Load sensor, pinch detection apparatus and load detection apparatusAUTONETWORKS TECHNOLOGIES LTD·Filed 2001·Granted Aug 26, 2003·10 cites·12 claims
- 3361US6518082B1Method for fabricating nitride semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Feb 11, 2003·23 cites·11 claims
- 3457US12457825B2Semiconductor light-emitting elementNUVOTON TECHNOLOGY CORP JAPAN·Filed 2021·Granted Oct 28, 2025·0 cites·17 claims
- 3556US2023121327A1Nitride semiconductor light-emitting elementNUVOTON TECHNOLOGY CORP JAPAN·Filed 2022·Application pending·0 cites
- 3652US5751756ASemiconductor laser device for use as a light source of an optical disk or the likeMATSUSHITA ELECTRONICS CORP·Filed 1996·Granted May 12, 1998·17 cites·28 claims
- 3748US12255278B2Semiconductor light emitting element and semiconductor light emitting deviceNUVOTON TECHNOLOGY CORP JAPAN·Filed 2021·Granted Mar 18, 2025·0 cites·5 claims
- 3848US6324200B1Semiconductor laser deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Nov 27, 2001·13 cites·4 claims
- 3948US5886604ACircuit breakerHARNESS SYST TECH RES LTD·Filed 1998·Granted Mar 23, 1999·10 cites·9 claims
- 4046US5587334ASemiconductor laser device fabrication methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Dec 24, 1996·9 cites·4 claims
- 4146US2009232178A1Two-wavelength semiconductor laser deviceHAYAKAWA KOICHI·Filed 2009·Application pending·0 cites
- 4245US5031186ASemiconductor laser deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Jul 9, 1991·9 cites·11 claims
- 4344US2014138731A1Semiconductor light emitting elementPANASONIC CORP·Filed 2012·Application pending·0 cites
- 4443US5776792AMethod for forming semiconductor laser deviceMATSUSHITA ELECTRONICS CORP·Filed 1997·Granted Jul 7, 1998·9 cites·6 claims
- 4541US2006239321A1Semiconductor laser deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Application pending·0 cites
- 4640US7197055B2Semiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Mar 27, 2007·0 cites·3 claims
- 4740US6281522B1Method of manufacturing a semiconductor and a semiconductor light-emitting deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Aug 28, 2001·6 cites·5 claims
- 4840US2005141579A1Semiconductor laser and method for fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
- 4940US2015021626A1Light-emitting devicePANASONIC CORP·Filed 2013·Application pending·0 cites
- 5040US2015021622A1Light-emitting element and method for manufacturing samePANASONIC CORP·Filed 2013·Application pending·0 cites
Showing the top 50 of 56 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →