Inventor · disambiguated record
Masahiro Ogawa
Also filed as: OGAWA MASAHIRO
119 granted patents·32 pending applications·1,767 citations·filing 1974–2025
99Inventor score
Files withCASIO COMPUTER CO LTD33PANASONIC CORP14MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11TOYOTA MOTOR CO LTD11OGAWA MASAHIRO10
Top patents by PatentIndex Score
151 records- 0197US5042921ALiquid crystal display apparatusCASIO COMPUTER CO LTD·Filed 1989·Granted Aug 27, 1991·238 cites·22 claims
- 0296US9541820B2Light source unit including an area of luminescent material emitting luminescent light in green wavelength range on part of member situated on optical path of light in blue wavelength range and projectorCASIO COMPUTER CO LTD·Filed 2014·Granted Jan 10, 2017·18 cites·7 claims
- 0396US4610857AMethod for making ultra-fine ceramic particlesTOYOTA MOTOR CO LTD·Filed 1985·Granted Sep 9, 1986·87 cites·10 claims
- 0495US4770525ALiquid crystal projectorCASIO COMPUTER CO LTD·Filed 1987·Granted Sep 13, 1988·59 cites·10 claims
- 0594US8337027B2Light source unit and projectorOGURA NAOTSUGU·Filed 2010·Granted Dec 25, 2012·21 cites·10 claims
- 0694US8308306B2Light source unit utilizing laser for light source and projectorMIYAZAKI TAKESHI·Filed 2010·Granted Nov 13, 2012·18 cites·20 claims
- 0793US4925295AProjection display apparatusCASIO COMPUTER CO LTD·Filed 1988·Granted May 15, 1990·56 cites·6 claims
- 0892US5105265AProjector apparatus having three liquid crystal panelsCASIO COMPUTER CO LTD·Filed 1989·Granted Apr 14, 1992·82 cites·22 claims
- 0991US11785693B2Light source unit, projector, and light source control methodCASIO COMPUTER CO LTD·Filed 2021·Granted Oct 10, 2023·2 cites·15 claims
- 1091US6566231B2Method of manufacturing high performance semiconductor device with reduced lattice defects in the active regionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted May 20, 2003·59 cites·19 claims
- 1190US4411964AComposite coating steel sheets having good corrosion resistance paintability and corrosion resistance after paint coatingNIPPON KOKAN KK·Filed 1981·Granted Oct 25, 1983·58 cites·25 claims
- 1290US4407899ASurface treated steel sheets for paint coatingNIPPON KOKAN KK·Filed 1981·Granted Oct 4, 1983·56 cites·12 claims
- 1388US8403493B2Projection apparatus and projection method for controlling emission of plural color light sources having different luminous efficienciesOGAWA MASAHIRO·Filed 2010·Granted Mar 26, 2013·8 cites·8 claims
- 1488US7796176B2Phase adjusting device, phase adjusting method, and digital cameraPANASONIC CORP·Filed 2007·Granted Sep 14, 2010·18 cites·7 claims
- 1588US5097323ALiquid crystal projectorCASIO COMPUTER CO LTD·Filed 1989·Granted Mar 17, 1992·61 cites·9 claims
- 1686US10688580B2Welded structure member and manufacturing method thereofNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Jun 23, 2020·3 cites·17 claims
- 1786US6419482B1Opening and closing apparatus of an opening and closing lid of a box accommodating an object to be processed and a processing system of an object to be processedFiled 2000·Granted Jul 16, 2002·39 cites·9 claims
- 1885US7936387B2Phase adjustment device, phase adjustment method and digital cameraPANASONIC CORP·Filed 2007·Granted May 3, 2011·11 cites·3 claims
- 1985US6589857B2Manufacturing method of semiconductor filmMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jul 8, 2003·32 cites·11 claims
- 2084US8348435B2Light source unit and projectorCASIO COMPUTER CO LTD·Filed 2010·Granted Jan 8, 2013·5 cites·16 claims
- 2184US6955159B2Carbon canister for use in evaporative emission control system of internal combustion engineNISSAN MOTOR·Filed 2004·Granted Oct 18, 2005·22 cites·14 claims
- 2284US4273983AMethod of resistance weldingTOYOTA MOTOR CO LTD·Filed 1979·Granted Jun 16, 1981·42 cites·30 claims
- 2383US12328894B2Nitride semiconductor devicePANASONIC HOLDINGS CORP·Filed 2024·Granted Jun 10, 2025·0 cites·6 claims
- 2483US11990542B2Nitride semiconductor devicePANASONIC CORP·Filed 2019·Granted May 21, 2024·2 cites·4 claims
- 2583US9843780B2Light source unit including luminescent wheel and color wheel, and projectorCASIO COMPUTER CO LTD·Filed 2016·Granted Dec 12, 2017·4 cites·10 claims
- 2683US6017031ADocument feederNISCA CORP·Filed 1997·Granted Jan 25, 2000·44 cites·18 claims
- 2783US4787737AProjection display apparatusCASIO COMPUTER CO LTD·Filed 1987·Granted Nov 29, 1988·44 cites·9 claims
- 2882US9761618B2Solid-state imaging apparatus, method for manufacturing the same, and imaging systemCANON KK·Filed 2014·Granted Sep 12, 2017·3 cites·22 claims
- 2982US6750158B2Method for producing a semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jun 15, 2004·26 cites·12 claims
- 3081US6723165B2Method for fabricating Group III nitride semiconductor substrateMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Apr 20, 2004·25 cites·22 claims
- 3181US6562644B2Semiconductor substrate, method of manufacturing the semiconductor substrate, semiconductor device and pattern forming methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted May 13, 2003·18 cites·4 claims
- 3281US6534477B2Production and use of modified cystatinsUNIV BRITISH COLUMBIA·Filed 2001·Granted Mar 18, 2003·8 cites·4 claims
- 3381US2025275171A1Nitride semiconductor devicePANASONIC HOLDINGS CORP·Filed 2025·Application pending·0 cites
- 3480US8733948B2Light source unit and projectorOGAWA MASAHIRO·Filed 2009·Granted May 27, 2014·6 cites·24 claims
- 3580US7956925B2Method for reading out signal charges from an image sensor having different exposure timesPANASONIC CORP·Filed 2005·Granted Jun 7, 2011·8 cites·14 claims
- 3680US4772098ALiquid crystal projector with cooling systemCASIO COMPUTER CO LTD·Filed 1986·Granted Sep 20, 1988·35 cites·4 claims
- 3779US8684537B2Light source unit and projector for controlling illumination cycles of respective light sources and rotation of a luminescent wheelOGAWA MASAHIRO·Filed 2010·Granted Apr 1, 2014·4 cites·5 claims
- 3879US5577414AArticulated robotYASKAWA DENKI SEISAKUSHO KK·Filed 1993·Granted Nov 26, 1996·44 cites·22 claims
- 3978US11019312B2Light source device, projection device, and light source control methodCASIO COMPUTER CO LTD·Filed 2020·Granted May 25, 2021·1 cites·20 claims
- 4078US9207522B2Light source unit and projectorCASIO COMPUTER CO LTD·Filed 2013·Granted Dec 8, 2015·3 cites·11 claims
- 4178US7109300B2Extraction of collagen from calcified tissuesUNIV LOUISIANA STATE·Filed 2005·Granted Sep 19, 2006·5 cites·16 claims
- 4277US9904846B2Pedestrian behavior predicting device and pedestrian behavior predicting methodKINDO TOSHIKI·Filed 2011·Granted Feb 27, 2018·6 cites·20 claims
- 4377US6649494B2Manufacturing method of compound semiconductor waferMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Nov 18, 2003·19 cites·21 claims
- 4477US4786340ASolution heat-treated high strength aluminum alloyUBE INDUSTRIES·Filed 1986·Granted Nov 22, 1988·28 cites·5 claims
- 4576US10845689B2Light source unit and projectorCASIO COMPUTER CO LTD·Filed 2018·Granted Nov 24, 2020·1 cites·2 claims
- 4676US8089514B2Moving image communication device, moving image communication system and semiconductor integrated circuit used for communication of moving imageSHIMIZU MINAKO·Filed 2008·Granted Jan 3, 2012·9 cites·47 claims
- 4775US10168606B2Light source unit and projectorCASIO COMPUTER CO LTD·Filed 2017·Granted Jan 1, 2019·1 cites·19 claims
- 4875US7410166B2Image reading apparatusKONICA MINOLTA BUSINESS TECH·Filed 2005·Granted Aug 12, 2008·4 cites·14 claims
- 4974US9947702B2Solid-state imaging apparatus, method for manufacturing the same, and imaging systemCANON KK·Filed 2017·Granted Apr 17, 2018·1 cites·18 claims
- 5074US8646919B2Light source unit utilizing laser for light source and projectorMIYAZAKI TAKESHI·Filed 2012·Granted Feb 11, 2014·2 cites·18 claims
Showing the top 50 of 151 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →