Inventor · disambiguated record
Masao Yamamoto
Also filed as: SUGOU MASAYO · YAMAMOTO MASAO
120 granted patents·21 pending applications·2,867 citations·filing 1976–2024
99Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD23SCALAR CORP16FUJITSU LTD12YAMAMOTO MASAO12NSK LTD10
Top patents by PatentIndex Score
141 records- 0197US5432023AFuel cellTOSHIBA KK·Filed 1994·Granted Jul 11, 1995·222 cites·6 claims
- 0297US5364711AFuel cellTOSHIBA KK·Filed 1993·Granted Nov 15, 1994·233 cites·20 claims
- 0396USD979514SConnectorJAPAN AVIATION ELECTRONICS IND LTD·Filed 2022·Granted Feb 28, 2023·21 cites·1 claims
- 0496US6892827B2Electrically operated vibrating drill/driverMATSUSHITA ELECTRIC WORKS LTD·Filed 2003·Granted May 17, 2005·112 cites·3 claims
- 0595US6683396B2Portable motor powered deviceMATSUSHITA ELECTRIC WORKS LTD·Filed 2003·Granted Jan 27, 2004·99 cites·15 claims
- 0694US7352387B2Camera with positioning device used to capture magnified and demagnified imagesSCALER CORP·Filed 2002·Granted Apr 1, 2008·79 cites·20 claims
- 0794US5498147APowder molding pressYOSHIZUKA SEIKI CO LTD·Filed 1994·Granted Mar 12, 1996·64 cites·3 claims
- 0894US5265888AGame apparatus and memory cartridge used thereforNINTENDO CO LTD·Filed 1993·Granted Nov 30, 1993·385 cites·22 claims
- 0993US8253787B2Magnifying attachment for a cameraYAMAMOTO MASAO·Filed 2006·Granted Aug 28, 2012·23 cites·13 claims
- 1093US7319437B2Image display deviceSCALAR CORP·Filed 2003·Granted Jan 15, 2008·45 cites·16 claims
- 1192US11495906B2Connector assembly including a connector and a mating connector lockably engageable with each otherJAPAN AVIATION ELECTRONICS IND LTD·Filed 2021·Granted Nov 8, 2022·4 cites·11 claims
- 1292US6801962B2Data output system, mobile terminal, data output method, data output program, and computer-readable recording medium storing data output programSHARP KK·Filed 2001·Granted Oct 5, 2004·115 cites·49 claims
- 1390USD979513SConnectorJAPAN AVIATION ELECTRONICS IND LTD·Filed 2022·Granted Feb 28, 2023·11 cites·1 claims
- 1490USD979511SConnectorJAPAN AVIATION ELECTRONICS IND LTD·Filed 2020·Granted Feb 28, 2023·13 cites·1 claims
- 1590US6424387B2Recording medium including liquid crystal layerSHARP KK·Filed 2001·Granted Jul 23, 2002·39 cites·20 claims
- 1689US8493287B2Head mounted display device and image display deviceYAMAMOTO MASAO·Filed 2007·Granted Jul 23, 2013·20 cites·18 claims
- 1788US6921598B2Polymer electrolyte fuel cell and method of manufacturing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jul 26, 2005·34 cites·16 claims
- 1888US6400430B2Light control element, optical device, and electrical device having lightweight, and method of producing thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jun 4, 2002·77 cites·48 claims
- 1988US5714444AGrease compositionNSK LTD·Filed 1995·Granted Feb 3, 1998·47 cites·2 claims
- 2086US6486932B1Light control element, optical device, and electrical device, and method of producing thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Nov 26, 2002·26 cites·18 claims
- 2186US4040009APattern recognition systemHITACHI LTD·Filed 1976·Granted Aug 2, 1977·36 cites·16 claims
- 2285US5326242APowder molding pressYOSHIZUKA SEIKI CO LTD·Filed 1991·Granted Jul 5, 1994·29 cites·4 claims
- 2384US6368680B1Macromolecular dispersion type liquid crystal display element and method of manufacturing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Apr 9, 2002·19 cites·31 claims
- 2483US8847851B2Head-mounted displayYAMAMOTO MASAO·Filed 2007·Granted Sep 30, 2014·12 cites·7 claims
- 2583US8089511B2Universal joint and image display unitYAMAMOTO MASAO·Filed 2006·Granted Jan 3, 2012·20 cites·11 claims
- 2683US5288440AMethod and apparatus for controlling powder molding pressYOSHIZUKA SEIKI CO LTD·Filed 1992·Granted Feb 22, 1994·30 cites·10 claims
- 2782US10033140B2Connector attachable to a cable which comprises a plurality of signal cables and wire harness using the sameJAPAN AVIATION ELECTRONICS IND LTD·Filed 2017·Granted Jul 24, 2018·6 cites·9 claims
- 2881US7470192B2Game apparatus and storage medium storing game programNINTENDO CO LTD·Filed 2005·Granted Dec 30, 2008·6 cites·10 claims
- 2981US6551667B2Macromolecular dispersion type liquid crystal display element and method of manufacturing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Apr 22, 2003·15 cites·5 claims
- 3081US4493733ACorrosion-resistant non-magnetic steel retaining ring for a generatorTOKYO SHIBAURA ELECTRIC CO·Filed 1983·Granted Jan 15, 1985·27 cites·6 claims
- 3180US6991870B2Gas diffusion electrode and fuel cell using thisMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jan 31, 2006·18 cites·10 claims
- 3280US4551975AActuatorTOSHIBA KK·Filed 1984·Granted Nov 12, 1985·55 cites·8 claims
- 3379US6452650B1Polymer dispersion type liquid crystal display element, producing method therefor and apparatus for use in the producing methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Sep 17, 2002·52 cites·11 claims
- 3478US8016671B2Game apparatus and storage medium storing game programNINTENDO CO LTD·Filed 2008·Granted Sep 13, 2011·4 cites·16 claims
- 3578US6661530B1Print processing apparatus using computer systemSHARP KK·Filed 1998·Granted Dec 9, 2003·98 cites·16 claims
- 3678US5636043ALiquid crystal display device having partitioned unit liquid crystal cellsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Jun 3, 1997·52 cites·12 claims
- 3775US7060384B2Polymer electrolyte fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jun 13, 2006·13 cites·10 claims
- 3875US5426522AMethod of fabricating a polymer dispersed liquid crystal panel with measuring thickness, adjusting then hardeningMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jun 20, 1995·36 cites·16 claims
- 3975US5401153APress for powder metallurgyYOSHIZUKA SEIKI CO LTD·Filed 1993·Granted Mar 28, 1995·21 cites·3 claims
- 4074US6529252B2Polymer dispersion type liquid crystal display element, producing method therefor and apparatus for use in the producing methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Mar 4, 2003·13 cites·21 claims
- 4173US7201993B2Polymer electrolyte fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Apr 10, 2007·9 cites·4 claims
- 4272US7564498B2Camera with positioning device used to capture magnified and demagnified imagesSCALAR CORP·Filed 2007·Granted Jul 21, 2009·2 cites·15 claims
- 4372US7330213B2Camera for shooting demagnified and magnified imagesSCALAR CORP·Filed 2002·Granted Feb 12, 2008·8 cites·43 claims
- 4471US10733009B2Information processing apparatus and information processing methodFUJITSU LTD·Filed 2018·Granted Aug 4, 2020·1 cites·7 claims
- 4570US7455703B2Method for manufacturing polymer electrolyte fuel cellPANASONIC CORP·Filed 2006·Granted Nov 25, 2008·1 cites·9 claims
- 4670US6269225B1Information recording deviceSHARP KK·Filed 1999·Granted Jul 31, 2001·36 cites·28 claims
- 4769US5053402ACertain glyceryl phosphate-cyclic ammonium compounds useful for treating hypertensionNIPPON CHEMIPHAR CO·Filed 1989·Granted Oct 1, 1991·9 cites·19 claims
- 4868US8912886B2Power management system for electronic shelf labels and the likeHAKATA MASAYUKI·Filed 2008·Granted Dec 16, 2014·2 cites·16 claims
- 4968US6365239B1Macromolecular dispersion type liquid crystal display element and method of manufacturing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Apr 2, 2002·7 cites·39 claims
- 5068US2025046566A1Optical Apparatus and Charged Particle Beam ApparatusHITACHI HIGH TECH CORP·Filed 2024·Application pending·0 cites
Showing the top 50 of 141 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →