Inventor · disambiguated record
Yutaka Mihashi
Also filed as: MIHASHI YUTAKA
29 granted patents·574 citations·filing 1978–2005
97Inventor score
Files withMITSUBISHI ELECTRIC CORP29
Top patents by PatentIndex Score
29 records- 0198US4998258ASemiconductor laser deviceMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Mar 5, 1991·114 cites·7 claims
- 0285US5880485ASemiconductor device including Gallium nitride layerMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Mar 9, 1999·116 cites·8 claims
- 0383US4924474ALaser device with high oscillation efficiencyMITSUBISHI ELECTRIC CORP·Filed 1989·Granted May 8, 1990·30 cites·17 claims
- 0479US7675954B2Semiconductor laser deviceMITSUBISHI ELECTRIC CORP·Filed 2005·Granted Mar 9, 2010·6 cites·2 claims
- 0579US4667332ASemiconductor laser element suitable for production by a MO-CVD methodMITSUBISHI ELECTRIC CORP·Filed 1985·Granted May 19, 1987·22 cites·9 claims
- 0676US5439723ASubstrate for producing semiconductor waferMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Aug 8, 1995·28 cites·8 claims
- 0770US5279077AMethod for producing semiconductor waferMITSUBISHI ELECTRIC CORP·Filed 1992·Granted Jan 18, 1994·17 cites·5 claims
- 0869US7187701B2Ridge waveguide semiconductor laserMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Mar 6, 2007·9 cites·7 claims
- 0966US5436195AMethod of fabricating an integrated semiconductor light modulator and laserMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Jul 25, 1995·30 cites·12 claims
- 1064US5675601ASemiconductor laser deviceMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Oct 7, 1997·27 cites·26 claims
- 1161US5835516ASemiconductor laser device and method of fabricating semiconductor laser deviceMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Nov 10, 1998·24 cites·28 claims
- 1259US6768760B2Ridge-waveguide semiconductor laser deviceMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Jul 27, 2004·5 cites·6 claims
- 1359US4734385ASemiconductor laser element suitable for production by a MO-CVD methodMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Mar 29, 1988·10 cites·1 claims
- 1457US6018539ASemiconductor laser and method of fabricating semiconductor laserMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Jan 25, 2000·24 cites·15 claims
- 1555US4914668ASemiconductor laser including a reflection filmMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Apr 3, 1990·10 cites·12 claims
- 1653US5684823AMethod of fabricating a diffraction grating and a distributed feedback semiconductor laser incorporating the diffraction gratingMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Nov 4, 1997·16 cites·4 claims
- 1751US5763287AMethod of fabricating semiconductor optical deviceMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Jun 9, 1998·16 cites·12 claims
- 1849US5518955AMethod of fabricating quantum wireMITSUBISHI ELECTRIC CORP·Filed 1995·Granted May 21, 1996·13 cites·4 claims
- 1949US4151011AProcess of producing semiconductor thermally sensitive switching element by selective implantation of inert ions in thyristor structureMITSUBISHI ELECTRIC CORP·Filed 1978·Granted Apr 24, 1979·13 cites·9 claims
- 2045US5311046ALong wavelength transmitter opto-electronic integrated circuitMITSUBISHI ELECTRIC CORP·Filed 1991·Granted May 10, 1994·10 cites·7 claims
- 2144US4733399ASemiconductor laser device having integral optical output modulatorMITSUBISHI ELECTRIC CORP·Filed 1986·Granted Mar 22, 1988·6 cites·13 claims
- 2242US4833510ASemiconductor laser array with independently usable laser light emission regions formed in a single active layerMITSUBISHI ELECTRIC CORP·Filed 1987·Granted May 23, 1989·5 cites·3 claims
- 2341US5218614ASemiconductor laser deviceMITSUBISHI ELECTRIC CORP·Filed 1992·Granted Jun 8, 1993·7 cites·12 claims
- 2441US4841535ASemiconductor laser deviceMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Jun 20, 1989·5 cites·6 claims
- 2538US4829023AMethod of producing a semiconductor laserMITSUBISHI ELECTRIC CORP·Filed 1987·Granted May 9, 1989·6 cites·6 claims
- 2631US6275515B1Semiconductor laser device and method of producing the sameMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Aug 14, 2001·1 cites·16 claims
- 2731US5838704APulsation laser having an active region with a thicker central region in a resonator length directionMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Nov 17, 1998·2 cites·7 claims
- 2830US4210466AProcess for preparing heat sensitive semiconductor switchMITSUBISHI ELECTRIC CORP·Filed 1978·Granted Jul 1, 1980·1 cites·3 claims
- 2925US4353754AThermo-sensitive switching element manufacturing methodMITSUBISHI ELECTRIC CORP·Filed 1980·Granted Oct 12, 1982·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →