Inventor · disambiguated record
Masaaki Katoh
Also filed as: KATOH MASAAKI
31 granted patents·6 pending applications·1,139 citations·filing 1986–2017
98Inventor score
Top patents by PatentIndex Score
37 records- 0197US7737621B2Light emitting device provided with a wavelength conversion unit incorporating plural kinds of phosphorsSHARP KK·Filed 2006·Granted Jun 15, 2010·46 cites·11 claims
- 0296US5032960ALight source device with arrayed light emitting elements and manufacturing thereforSHARP KK·Filed 1990·Granted Jul 16, 1991·224 cites·13 claims
- 0395US4901207ALight emission element array and manufacturing method thereofTOSHIBA KK·Filed 1988·Granted Feb 13, 1990·134 cites·18 claims
- 0493US5298768ALeadless chip-type light emitting elementSHARP KK·Filed 1992·Granted Mar 29, 1994·171 cites·23 claims
- 0591US5187377ALED array for emitting light of multiple wavelengthsSHARP KK·Filed 1991·Granted Feb 16, 1993·120 cites·3 claims
- 0691US4790274AValve operating mechanism for internal combustion engineHONDA MOTOR CO LTD·Filed 1987·Granted Dec 13, 1988·35 cites·12 claims
- 0790US4727831AValve operating mechanism for internal combustion engineHONDA MOTOR CO LTD·Filed 1986·Granted Mar 1, 1988·42 cites·14 claims
- 0886US8729788B2Light emitting device provided with a wavelength conversion unit incorporating plural kinds of phosphorsMASUDA MASATSUGU·Filed 2010·Granted May 20, 2014·6 cites·6 claims
- 0985US7170234B2Light emitting apparatus generating white light by mixing of light of a plurality of oscillation wavelengthsSHARP KK·Filed 2005·Granted Jan 30, 2007·13 cites·19 claims
- 1084US7465961B2Electronic equipment, backlight structure and keypad for electronic equipmentSHARP KK·Filed 2004·Granted Dec 16, 2008·30 cites·17 claims
- 1184US6251254B1Electrode for chromium platingPERMELEC ELECTRODE LTD·Filed 1999·Granted Jun 26, 2001·44 cites·11 claims
- 1283US9281456B2Light emitting device and fabricating method thereofSHARP KK·Filed 2014·Granted Mar 8, 2016·4 cites·9 claims
- 1383US7473014B2Light emitting diode lamp and light emitting diode display unitSHARP KK·Filed 2005·Granted Jan 6, 2009·14 cites·21 claims
- 1481US4847734ALight emitting element arraySHARP KK·Filed 1988·Granted Jul 11, 1989·54 cites·5 claims
- 1580US4741297AValve operating mechanism for internal combustion engineHONDA MOTOR CO LTD·Filed 1986·Granted May 3, 1988·28 cites·12 claims
- 1679US4788946AValve operating mechanism for internal combustion engineHONDA MOTOR CO LTD·Filed 1987·Granted Dec 6, 1988·27 cites·17 claims
- 1772US4869214AValve operating mechanism for internal combustion engineHONDA MOTOR CO LTD·Filed 1988·Granted Sep 26, 1989·21 cites·5 claims
- 1871US4727830AValve operating mechanism for internal combustion engineHONDA MOTOR CO LTD·Filed 1986·Granted Mar 1, 1988·25 cites·18 claims
- 1970US9065031B2Light-emitting device with liquid-repellent layer and manufacturing method thereforeKATOH MASAAKI·Filed 2011·Granted Jun 23, 2015·4 cites·20 claims
- 2062US7126163B2Light-emitting diode and its manufacturing methodSHARP KK·Filed 2002·Granted Oct 24, 2006·11 cites·4 claims
- 2162US6765855B1Signal detection circuit for optical diskRENESAS TECH CORP·Filed 2000·Granted Jul 20, 2004·6 cites·2 claims
- 2261US4962732AValve operating device for internal combustion engineHONDA MOTOR CO LTD·Filed 1989·Granted Oct 16, 1990·16 cites·14 claims
- 2360US9163810B2Light emitting device and backlight deviceSHARP KK·Filed 2013·Granted Oct 20, 2015·1 cites·8 claims
- 2460US6159349AElectrolytic cell for hydrogen peroxide productionPERMELEC ELECTRODE LTD·Filed 1998·Granted Dec 12, 2000·22 cites·15 claims
- 2559US10008644B2Light emitting device and fabricating method thereofSHARP KK·Filed 2017·Granted Jun 26, 2018·0 cites·2 claims
- 2657US5326444AApparatus for electrolytic ozone generationPERMELEC ELECTRODE LTD·Filed 1993·Granted Jul 5, 1994·13 cites·5 claims
- 2756US4793296AValve operating mechanism for internal combustion engineHONDA MOTOR CO LTD·Filed 1987·Granted Dec 27, 1988·14 cites·6 claims
- 2855US9722149B2Light emitting device and fabricating method thereofSHARP KK·Filed 2016·Granted Aug 1, 2017·0 cites·4 claims
- 2955US6939188B2LED lamp configured to minimize image contrastSHARP KK·Filed 2002·Granted Sep 6, 2005·6 cites·2 claims
- 3043US4907550AApparatus for changing operation timing of valves for internal combustion engineHONDA MOTOR CO LTD·Filed 1987·Granted Mar 13, 1990·8 cites·5 claims
- 3143US2007052342A1Light-emitting deviceSHARP KK·Filed 2006·Application pending·0 cites
- 3242US2014353705A1Semiconductor light emitting element, method of manufacturing semiconductor light emitting element, semiconductor light emitting device and substrateSHARP KK·Filed 2013·Application pending·0 cites
- 3342US2006221637A1Light source module, backlight unit, and liquid crystal display deviceSHARP KK·Filed 2006·Application pending·0 cites
- 3439US2004027759A1Overcurrent detecting circuitMITSUBISHI ELECTRIC CORP·Filed 2003·Application pending·0 cites
- 3536US2004037076A1Light emitting diode lamp and light emitting diode display unitSHARP KK·Filed 2003·Application pending·0 cites
- 3634US2012012876A1Light emitting deviceKATOH MASAAKI·Filed 2011·Application pending·0 cites
- 3733US8441022B2Semiconductor light-emitting deviceNISHIYAMA NOBUHIRO·Filed 2011·Granted May 14, 2013·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →