Inventor · disambiguated record
Masafumi Matsumoto
Also filed as: MATSUMOTO MASAFUMI
40 granted patents·3 pending applications·533 citations·filing 1976–2017
98Inventor score
Files withSHARP KK27MITSUBISHI ELECTRIC CORP3NIPPON STEEL & SUMITOMO METAL CORP3MATSUMOTO MASAFUMI2NIPPON TELEGRAPH & TELEPHONE2
Top patents by PatentIndex Score
43 records- 0198US5021828ACopying apparatus having a consumable partFUJI XEROX CO LTD·Filed 1989·Granted Jun 4, 1991·117 cites·17 claims
- 0294US8526199B2Semiconductor deviceMATSUMOTO MANABU·Filed 2011·Granted Sep 3, 2013·27 cites·7 claims
- 0386US4263602AConstant flow rate liquid supply pumpSHARP KK·Filed 1979·Granted Apr 21, 1981·26 cites·7 claims
- 0485US7445519B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Nov 4, 2008·13 cites·10 claims
- 0584US4868919AColor image copying deviceSHARP KK·Filed 1988·Granted Sep 19, 1989·22 cites·7 claims
- 0683US5072306ASheet feeding device for facsmile apparatusSHARP KK·Filed 1990·Granted Dec 10, 1991·29 cites·6 claims
- 0777US4696462APaper supplying deviceSHARP KK·Filed 1985·Granted Sep 29, 1987·21 cites·5 claims
- 0876US4927130AAutomatic sheet feederSHARP KK·Filed 1988·Granted May 22, 1990·21 cites·5 claims
- 0972US7541670B2Semiconductor device having terminalsMITSUBISHI ELECTRIC CORP·Filed 2006·Granted Jun 2, 2009·4 cites·15 claims
- 1072US4962526AImage data transmission apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 1989·Granted Oct 9, 1990·27 cites·10 claims
- 1170US4066986ATrapped energy piezoelectric filterTOKO INC·Filed 1976·Granted Jan 3, 1978·16 cites·6 claims
- 1269US8399976B2Resin sealed semiconductor device and manufacturing method thereforMATSUMOTO MASAFUMI·Filed 2008·Granted Mar 19, 2013·4 cites·6 claims
- 1369US4844437ASheet separating arrangementSHARP KK·Filed 1987·Granted Jul 4, 1989·16 cites·6 claims
- 1464US4989237AImage data transmission apparatusSHARP KK·Filed 1989·Granted Jan 29, 1991·17 cites·5 claims
- 1564US4339761ACompact plunger pumpSHARP KK·Filed 1980·Granted Jul 13, 1982·15 cites·16 claims
- 1663US4336547APump synchronization in an ink jet system printerSHARP KK·Filed 1980·Granted Jun 22, 1982·12 cites·6 claims
- 1762US4839730AImage reading apparatusSHARP KK·Filed 1987·Granted Jun 13, 1989·17 cites·5 claims
- 1860US9551056B2Steel sheet shape control method and steel sheet shape control apparatusNIPPON STEEL & SUMITOMO METAL CORP·Filed 2013·Granted Jan 24, 2017·1 cites·8 claims
- 1960US4843903AIntermittent drive for a paper supply rollerSHARP KK·Filed 1987·Granted Jul 4, 1989·12 cites·4 claims
- 2058US4895288AFacsimile deviceSHARP KK·Filed 1988·Granted Jan 23, 1990·14 cites·9 claims
- 2158US4626873ARecording head supportSHARP KK·Filed 1985·Granted Dec 2, 1986·10 cites·2 claims
- 2256US4750047AFolding facsimileSHARP KK·Filed 1986·Granted Jun 7, 1988·13 cites·3 claims
- 2352US10343867B2Steel sheet shape control method and steel sheet shape control apparatusNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Jul 9, 2019·0 cites·8 claims
- 2450US4761670AColor image reproduction deviceSHARP KK·Filed 1987·Granted Aug 2, 1988·5 cites·9 claims
- 2550US2010108601A1Method for Treating Ballast Water with a MembraneSAITO MASAHIRO·Filed 2008·Application pending·0 cites
- 2649US8785252B2Resin sealed semiconductor device and manufacturing method thereforMATSUMOTO MASAFUMI·Filed 2013·Granted Jul 22, 2014·0 cites·6 claims
- 2748US4278984AConstant flow rate liquid supply pumpSHARP KK·Filed 1979·Granted Jul 14, 1981·8 cites·13 claims
- 2847US2010149774A1Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2009·Application pending·0 cites
- 2946US5163089AImage data transmission apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 1991·Granted Nov 10, 1992·9 cites·15 claims
- 3045US4947268AData transmission systemSHARP KK·Filed 1988·Granted Aug 7, 1990·8 cites·4 claims
- 3144US10465262B2Method for cooling steel strip and cooling apparatusNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Nov 5, 2019·0 cites·9 claims
- 3242US4587418AOptical reader with optical elements mounted on moldingsSHARP KK·Filed 1984·Granted May 6, 1986·6 cites·7 claims
- 3341US5060082AFacsimile apparatusSHARP KK·Filed 1990·Granted Oct 22, 1991·7 cites·5 claims
- 3440US4827355AReader/recorder assembly in a facsimile systemSHARP KK·Filed 1986·Granted May 2, 1989·6 cites·8 claims
- 3540US2019368642A1Pipe jointNITTA CORP·Filed 2017·Application pending·0 cites
- 3638US5157520ADevice for transporting documentsSHARP KK·Filed 1988·Granted Oct 20, 1992·5 cites·3 claims
- 3735US4891661AColor image copying deviceSHARP KK·Filed 1988·Granted Jan 2, 1990·3 cites·4 claims
- 3833US6008908AFacsimile apparatus and communication method thereofSHARP KK·Filed 1997·Granted Dec 28, 1999·5 cites·20 claims
- 3933US4951156AFacsimile circuit monitor systemSHARP KK·Filed 1988·Granted Aug 21, 1990·3 cites·2 claims
- 4033US4230806AProcess for the production of microbial protein and lipid from vegetable carbohydrates by culture of microbesMITSUI SHIPBUILDING ENG·Filed 1977·Granted Oct 28, 1980·6 cites·11 claims
- 4132US5185788ADial number generatorSHARP KK·Filed 1990·Granted Feb 9, 1993·5 cites·8 claims
- 4232US4618869AFacsimile print out system employing an ink jet system printerSHARP KK·Filed 1981·Granted Oct 21, 1986·2 cites·11 claims
- 4331US5003383AColor image copier operable in analog and digital modesSHARP KK·Filed 1990·Granted Mar 26, 1991·1 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →