Inventor · disambiguated record
Kiyoshi Ohnaka
Also filed as: OHNAKA KIYOSHI
38 granted patents·4 pending applications·991 citations·filing 1986–2009
98Inventor score
Top patents by PatentIndex Score
42 records- 0198US7167387B2Variable resistance element, method of manufacturing the element, memory containing the element, and method of driving the memoryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Jan 23, 2007·123 cites·11 claims
- 0294US5787104ASemiconductor light emitting element and method for fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Jul 28, 1998·75 cites·7 claims
- 0392US6597016B1Semiconductor device and method for fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jul 22, 2003·53 cites·11 claims
- 0491US5751013ASemiconductor light-emitting device and production method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted May 12, 1998·72 cites·11 claims
- 0590US7160748B2Method for fabricating nitride semiconductor, method for fabricating nitride semiconductor device, and nitride semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Jan 9, 2007·13 cites·11 claims
- 0689US5029175ASemiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Jul 2, 1991·35 cites·12 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
- 0886US7030417B2Semiconductor light emitting device and fabrication method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Apr 18, 2006·30 cites·8 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
- 1084US5523256AMethod for producing a semiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Jun 4, 1996·41 cites·13 claims
- 1183US4956682AOptoelectronic integrated circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Sep 11, 1990·49 cites·1 claims
- 1282US6586774B2Method for fabricating nitride semiconductor, method for fabricating nitride semiconductor device, and nitride semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jul 1, 2003·21 cites·6 claims
- 1381US6707074B2Semiconductor light-emitting device and apparatus for driving the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Mar 16, 2004·32 cites·10 claims
- 1481US6326638B1Semiconductor light emitting element and method for fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Dec 4, 2001·32 cites·4 claims
- 1579US7470608B2Semiconductor light emitting device and fabrication method thereofPANASONIC CORP·Filed 2006·Granted Dec 30, 2008·5 cites·9 claims
- 1676US5082162AMethods for soldering semiconductor devicesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Jan 21, 1992·31 cites·3 claims
- 1774US6777253B2Method 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
- 1872US6133058AFabrication of semiconductor light-emitting deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Oct 17, 2000·27 cites·3 claims
- 1971US5383214ASemiconductor laser and a method for producing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jan 17, 1995·26 cites·13 claims
- 2070US6544869B1Method and apparatus for depositing semiconductor film and method for fabricating semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Apr 8, 2003·8 cites·8 claims
- 2170US5895225ASemiconductor light-emitting device and production method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Apr 20, 1999·25 cites·6 claims
- 2269US6136626ASemiconductor light-emitting device and production method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Oct 24, 2000·34 cites·8 claims
- 2369US5323405AAnti-guided phase-locked array and manufacturing method thereforMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Jun 21, 1994·24 cites·18 claims
- 2469US5144633ASemiconductor laser and manufacturing method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Sep 1, 1992·25 cites·24 claims
- 2566US5345463ASemiconductor laser with improved oscillation wavelength reproducibilityMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Sep 6, 1994·22 cites·2 claims
- 2664US5974068ASemiconductor laser and a method for producing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Oct 26, 1999·23 cites·7 claims
- 2764US5268328AMethod of fabricating a semiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Dec 7, 1993·21 cites·4 claims
- 2860US5143863AMethod of manufacturing semiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Sep 1, 1992·16 cites·3 claims
- 2957US5600667ASemiconductor laser deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Feb 4, 1997·12 cites·3 claims
- 3055US5185755ASemiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Feb 9, 1993·15 cites·11 claims
- 3155US2007228395A1Semiconductor light emitting element and method for fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Application pending·0 cites
- 3254US5546418ASemiconductor laser having a flat groove for selected crystal planesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Aug 13, 1996·12 cites·6 claims
- 3352US6921678B2Method for fabricating nitride semiconductor, method for fabricating nitride semiconductor device, and nitride semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jul 26, 2005·2 cites·9 claims
- 3452US6055253ASemiconductor laser device with an optical guide layerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Apr 25, 2000·13 cites·3 claims
- 3552US5502739ASemiconductor laser deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Mar 26, 1996·13 cites·5 claims
- 3646US2002195054A1Method and apparatus for depositing semiconductor film and method for fabricating semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Application pending·0 cites
- 3743US7049198B2Semiconductor device and method for fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted May 23, 2006·0 cites·3 claims
- 3842US2004159852A1Semiconductor light-emitting device and apparatus for driving the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
- 3941US4779283ASemiconductor light emitting deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1986·Granted Oct 18, 1988·5 cites·6 claims
- 4041US2009159924A1Semiconductor light emitting element and method for fabricating the samePANASONIC CORP·Filed 2009·Application pending·0 cites
- 4139US5561080ASemiconductor laser and method for fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Oct 1, 1996·7 cites·9 claims
- 4231US5299218AMulti-tip semiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Mar 29, 1994·3 cites·21 claims
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