Inventor · disambiguated record
Masayuki Tamura
Also filed as: KUNII KAZUYA · MATAYOSHI YUTAKA · TAMURA MASAYUKI
66 granted patents·5 pending applications·1,158 citations·filing 1974–2024
99Inventor score
Top patents by PatentIndex Score
71 records- 0196US8651543B2Grasping apparatus having bag members filled by a granular substanceMATSUOKA HIROFUMI·Filed 2011·Granted Feb 18, 2014·26 cites·4 claims
- 0293US5239160AFive-axis table for laser beam machine toolTSUBAKIMOTO CHAIN CO·Filed 1991·Granted Aug 24, 1993·86 cites·4 claims
- 0392US4240392ARetractable glow plug for diesel engineNISSAN MOTOR·Filed 1979·Granted Dec 23, 1980·27 cites·9 claims
- 0492US4108296ACoin receiving apparatus for a vending machineNIPPON COINCO CO LTD·Filed 1977·Granted Aug 22, 1978·61 cites·5 claims
- 0590US6548945B1Spark plug and method of manufacturing the sameDENSO CORP·Filed 2000·Granted Apr 15, 2003·29 cites·20 claims
- 0690US4792354AWater and oil repellent having excellent desoiling propertiesASAHI GLASS CO LTD·Filed 1987·Granted Dec 20, 1988·68 cites·1 claims
- 0787US5829418AFuel supply system for internal combustion enginesHONDA MOTOR CO LTD·Filed 1997·Granted Nov 3, 1998·54 cites·10 claims
- 0886US8450230B2Dielectric ceramic composition and electronic componentTAMURA MASAYUKI·Filed 2010·Granted May 28, 2013·9 cites·9 claims
- 0986USD482073SFunction indicating labelTOSHIBA KK·Filed 2003·Granted Nov 11, 2003·35 cites·1 claims
- 1086US5391627AHeat-resistant, oil-resistant rubber compositionHONDA MOTOR CO LTD·Filed 1993·Granted Feb 21, 1995·36 cites·6 claims
- 1186US4644911ACylinder block for internal combustion engineHONDA MOTOR CO LTD·Filed 1984·Granted Feb 24, 1987·41 cites·18 claims
- 1286US4196701AInternal combustion engine intake system having auxiliary passage bypassing main throttle to produce swirl in intake portNISSAN MOTOR·Filed 1977·Granted Apr 8, 1980·52 cites·14 claims
- 1385US6166125AGraded-refractive-index optical plastic material and method for its productionASAHI GLASS CO LTD·Filed 1998·Granted Dec 26, 2000·77 cites·20 claims
- 1485US5938209ASeal system for fluid pressure vesselsALTERNATIVE FUEL SYSTEMS INC·Filed 1997·Granted Aug 17, 1999·73 cites·10 claims
- 1583US6408572B1Driving gearMITSUBA CORP·Filed 2000·Granted Jun 25, 2002·34 cites·16 claims
- 1683US4314043AFluorine-containing elastomersASAHI GLASS CO LTD·Filed 1980·Granted Feb 2, 1982·32 cites·14 claims
- 1781US10371615B2Particulate matter detection sensorDENSO CORP·Filed 2015·Granted Aug 6, 2019·2 cites·9 claims
- 1879US4788287AHigh performance water and oil repellantASAHI GLASS CO LTD·Filed 1986·Granted Nov 29, 1988·35 cites·1 claims
- 1978US8671621B2Vehicle window opening/closing deviceYOSHIDA YASUSHI·Filed 2008·Granted Mar 18, 2014·9 cites·20 claims
- 2074US5148073AWiring device in direct current machineMITSUBA ELECTRIC MFG CO·Filed 1990·Granted Sep 15, 1992·38 cites·18 claims
- 2173US6178145B1Focus servo control system and disk reproducing systemTOSHIBA KK·Filed 1998·Granted Jan 23, 2001·25 cites·20 claims
- 2273US2024308028A1Liquid supply device and polishing deviceEBARA CORP·Filed 2024·Application pending·0 cites
- 2372US10557815B2Particulate matter detection sensorDENSO CORP·Filed 2016·Granted Feb 11, 2020·1 cites·20 claims
- 2471US10837878B2Particulate matter detection sensorDENSO CORP·Filed 2015·Granted Nov 17, 2020·1 cites·10 claims
- 2570US10794811B2Particulate matter detection apparatus that mitigates water collectionDENSO CORP·Filed 2016·Granted Oct 6, 2020·1 cites·21 claims
- 2670US5974009AFocus control device and method for use in multilayer optical disk reproduction systemTOSHIBA KK·Filed 1997·Granted Oct 26, 1999·22 cites·11 claims
- 2768US4091908ACoin checking device for a vending machineNIPPON COINCO CO LTD·Filed 1977·Granted May 30, 1978·16 cites·4 claims
- 2868US3948377ACoin handling apparatus for a vending machineNIPPON COINCO CO LTD·Filed 1974·Granted Apr 6, 1976·19 cites·1 claims
- 2968US2024286246A1Method of inflating elastic membrane of polishing head, and polishing head systemEBARA CORP·Filed 2024·Application pending·0 cites
- 3067US6819019B2Motor equipped with rotation sensorMITSUBA CORP·Filed 2001·Granted Nov 16, 2004·14 cites·20 claims
- 3166US8596038B2Liquid propellant tank and vapor jet emitting device including sameYAMAMOTO TAKAYUKI·Filed 2011·Granted Dec 3, 2013·5 cites·2 claims
- 3265US12358098B2Liquid feeder and polishing apparatusEBARA CORP·Filed 2022·Granted Jul 15, 2025·0 cites·14 claims
- 3365US8768986B2Recording apparatus and method for fat fileKISHIKAWA MASASHI·Filed 2011·Granted Jul 1, 2014·3 cites·10 claims
- 3465US6917573B2Disk apparatus for driving different kinds of optical disks and a method for identifying performance characteristics for a particular optical disk installed in the disk apparatusTOSHIBA KK·Filed 2003·Granted Jul 12, 2005·6 cites·20 claims
- 3565US5850711AVehicle window opening/closing deviceMITSUBA CORP·Filed 1997·Granted Dec 22, 1998·27 cites·11 claims
- 3664US5077503AWater drain device of rotary electric machineMITSUBA ELECTRIC MFG CO·Filed 1990·Granted Dec 31, 1991·29 cites·12 claims
- 3761US5528951ALinear actuator using a screw mechanismMITSUBA ELECTRIC MFG CO·Filed 1994·Granted Jun 25, 1996·19 cites·12 claims
- 3861US5356085AMethod and apparatus for treating package yarn endTEIJIN LTD·Filed 1993·Granted Oct 18, 1994·11 cites·7 claims
- 3961US5204507AWork rotating device for laser beam machine toolTSUBAKIMOTO CHAIN CO·Filed 1991·Granted Apr 20, 1993·21 cites·23 claims
- 4060US5869746APiping for compressed fuel in motorcarHONDA MOTOR CO LTD·Filed 1997·Granted Feb 9, 1999·31 cites·8 claims
- 4160US4888142AProcess for producing β-form Si3 N4TOSHIBA CERAMICS CO·Filed 1987·Granted Dec 19, 1989·17 cites·18 claims
- 4257US4395983ASwirl-chamber Diesel engine with swirl chamber having depression for collecting fuel dropletsNISSAN MOTOR·Filed 1981·Granted Aug 2, 1983·14 cites·9 claims
- 4356US6203912B1Electronic article having fluoropolymer thin filmASAHI GLASS CO LTD·Filed 1998·Granted Mar 20, 2001·22 cites·6 claims
- 4453US11541502B2Substrate processing apparatusEBARA CORP·Filed 2020·Granted Jan 3, 2023·0 cites·9 claims
- 4553US8881501B2Propellant tank and vapor jet emitting device including sameYAMAMOTO TAKAYUKI·Filed 2011·Granted Nov 11, 2014·1 cites·1 claims
- 4652US7049734B2Structure of spark plug achieving high degree of air-tightnessDENSO CORP·Filed 2004·Granted May 23, 2006·4 cites·7 claims
- 4752US6819033B2Spark plug and method of manufacturing sameDENSO CORP·Filed 2002·Granted Nov 16, 2004·4 cites·10 claims
- 4849US10648381B2Particulate matter detecting deviceDENSO CORP·Filed 2016·Granted May 12, 2020·0 cites·15 claims
- 4948US10439367B2Ignition plug for an internal combustion engine and method for manufacturing the sameDENSO CORP·Filed 2017·Granted Oct 8, 2019·0 cites·8 claims
- 5047US9958412B2Gas sensor elementTOYOTA MOTOR CO LTD·Filed 2015·Granted May 1, 2018·0 cites·5 claims
Showing the top 50 of 71 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →