Inventor · disambiguated record
Masaaki Tanaka
Also filed as: TANAKA MASAAKI
147 granted patents·29 pending applications·3,560 citations·filing 1974–2024
99Inventor score
Files withDENSO CORP26MAZDA MOTOR24TOYOTA MOTOR CO LTD24MITSUBISHI ELECTRIC CORP23JAPAN SCIENCE & TECH AGENCY9
Top patents by PatentIndex Score
176 records- 0199US6684659B1Refrigerator and defrosting heaterMATSUSHITA REFRIGERATION·Filed 2000·Granted Feb 3, 2004·469 cites·41 claims
- 0298US6546910B2Method and apparatus for controlling the cylinder torque of a combustion engine having electromagnetically driven valvesTOYOTA MOTOR CO LTD·Filed 2001·Granted Apr 15, 2003·105 cites·19 claims
- 0397US9682727B2Sub frame structure of vehicleMAZDA MOTOR·Filed 2016·Granted Jun 20, 2017·22 cites·5 claims
- 0497US5684642AOptical transmission system and light radiating methodMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Nov 4, 1997·164 cites·7 claims
- 0596US10118643B2Front sub-frame structureMAZDA MOTOR·Filed 2016·Granted Nov 6, 2018·14 cites·3 claims
- 0696US4224912AExhaust gas recirculation system with an auxiliary valveTOYOTA MOTOR CO LTD·Filed 1979·Granted Sep 30, 1980·54 cites·5 claims
- 0795US5039863AAutomatic radioisotope filling apparatusUBE INDUSTRIES·Filed 1989·Granted Aug 13, 1991·117 cites·10 claims
- 0894US7628143B2Fuel supply deviceDENSO CORP·Filed 2008·Granted Dec 8, 2009·29 cites·39 claims
- 0994US4135370AHumidity control apparatusHITACHI LTD·Filed 1977·Granted Jan 23, 1979·96 cites·6 claims
- 1093US9783234B2Sub frame structure of vehicleMAZDA MOTOR·Filed 2016·Granted Oct 10, 2017·10 cites·7 claims
- 1192US8579310B2Vehicle suspension apparatusTANAKA MASAAKI·Filed 2011·Granted Nov 12, 2013·33 cites·18 claims
- 1292US8175315B2Headphone set and method of producing the sameTANAKA MASAAKI·Filed 2008·Granted May 8, 2012·40 cites·11 claims
- 1392US7219544B2Thermal-type flow rate sensor and manufacturing method thereofDENSO CORP·Filed 2005·Granted May 22, 2007·27 cites·12 claims
- 1492US4942588ALaser deviceMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Jul 17, 1990·52 cites·36 claims
- 1592US4853546AAutomatic radioisotope filling apparatusUBE INDUSTRIES·Filed 1987·Granted Aug 1, 1989·105 cites·11 claims
- 1692US4232229AOzonizerMITSUBISHI ELECTRIC CORP·Filed 1979·Granted Nov 4, 1980·44 cites·12 claims
- 1792US4006343ACode read-out meansMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1974·Granted Feb 1, 1977·59 cites·6 claims
- 1891US5144362AProjection alignerMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Sep 1, 1992·78 cites·17 claims
- 1990US9616933B2Sub frame structure of vehicleMAZDA MOTOR·Filed 2016·Granted Apr 11, 2017·8 cites·3 claims
- 2090US6810736B2Semiconductor dynamic sensor having circuit chip mounted on package case with adhesive film interposedDENSO CORP·Filed 2003·Granted Nov 2, 2004·67 cites·3 claims
- 2189US10745051B2Rear subframe structureMAZDA MOTOR·Filed 2016·Granted Aug 18, 2020·7 cites·3 claims
- 2289US10676133B2Front sub-frame structureMAZDA MOTOR·Filed 2016·Granted Jun 9, 2020·7 cites·2 claims
- 2389US6344629B1Apparatus for assembling vehicle bodyHONDA MOTOR CO LTD·Filed 2000·Granted Feb 5, 2002·69 cites·5 claims
- 2489US5891774AMethod of fabricating EEPROM using oblique implantationSHARP KK·Filed 1996·Granted Apr 6, 1999·70 cites·4 claims
- 2589US4440140ADiesel engine exhaust gas recirculation control systemTOYOTA MOTOR CO LTD·Filed 1982·Granted Apr 3, 1984·43 cites·3 claims
- 2688US10604186B2Rear subframe structureMAZDA MOTOR·Filed 2016·Granted Mar 31, 2020·7 cites·3 claims
- 2788US7671433B2Spin transistor based on the spin-filter effect, and non-volatile memory using spin transistorsJAPAN SCIENCE & TECH AGENCY·Filed 2007·Granted Mar 2, 2010·10 cites·5 claims
- 2888US4430306AOxygen recycle type ozonizing apparatusMITSUBISHI ELECTRIC CORP·Filed 1981·Granted Feb 7, 1984·59 cites·1 claims
- 2988US4069797AApparatus for recirculating exhaust gasesTOYOTA MOTOR CO LTD·Filed 1976·Granted Jan 24, 1978·29 cites·8 claims
- 3087US10967905B2Suspension sub frame structureMAZDA MOTOR·Filed 2019·Granted Apr 6, 2021·5 cites·4 claims
- 3186US11198473B2Subframe structureMAZDA MOTOR·Filed 2019·Granted Dec 14, 2021·5 cites·13 claims
- 3286US7714400B2Tunnel transistor having spin-dependent transfer characteristics and non-volatile memory using the sameJAPAN SCIENCE & TECH AGENCY·Filed 2007·Granted May 11, 2010·10 cites·28 claims
- 3386US7219543B2Sensor device having molded signal-outputting portionDENSO CORP·Filed 2005·Granted May 22, 2007·14 cites·10 claims
- 3485US6216734B1Rotary device support structure for fuel supply apparatusDENSO CORP·Filed 2000·Granted Apr 17, 2001·25 cites·18 claims
- 3585US4092960AExhaust gas recirculation system in an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1976·Granted Jun 6, 1978·22 cites·2 claims
- 3685US3974807AFlow control valve assembly for exhaust gas recirculation systemTOYOTA MOTOR CO LTD·Filed 1975·Granted Aug 17, 1976·23 cites·7 claims
- 3784US10124436B2Welded structural member production method and welded structural memberMAZDA MOTOR·Filed 2015·Granted Nov 13, 2018·2 cites·13 claims
- 3884US8025313B2Suspension subframe structure of vehicleMAZDA MOTOR·Filed 2009·Granted Sep 27, 2011·24 cites·21 claims
- 3984US7372974B2Headphone with cord winder devicesVICTOR COMPANY OF JAPAN·Filed 2004·Granted May 13, 2008·48 cites·5 claims
- 4084US7210357B2Pressure sensor and manufacturing method of the sameDENSO CORP·Filed 2005·Granted May 1, 2007·15 cites·4 claims
- 4184US6405693B2Internal combustion engine and method for controlling valve of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2001·Granted Jun 18, 2002·23 cites·14 claims
- 4284US6354253B1Solenoid valve deviceTOYOTA MOTOR CO LTD·Filed 1999·Granted Mar 12, 2002·37 cites·9 claims
- 4383US10625785B2Front sub-frame structureMAZDA MOTOR·Filed 2016·Granted Apr 21, 2020·5 cites·3 claims
- 4483US7404321B2Sensor device having a buffer element between the molding and the sensing elementDENSO CORP·Filed 2006·Granted Jul 29, 2008·12 cites·22 claims
- 4583US6456523B1Ferromagnetic double quantum well tunnel magneto-resistance deviceJAPAN SCIENCE & TECH CORP·Filed 2000·Granted Sep 24, 2002·17 cites·13 claims
- 4683US6433080B1Blooming preventing agentSUMITOMO CHEMICAL CO·Filed 2000·Granted Aug 13, 2002·21 cites·12 claims
- 4783US6276317B1Control apparatus and method for electromagnetically driven valvesTOYOTA MOTOR CO LTD·Filed 2000·Granted Aug 21, 2001·21 cites·36 claims
- 4882US8616567B2Vehicle suspension apparatusEGUCHI HIROAKI·Filed 2011·Granted Dec 31, 2013·14 cites·8 claims
- 4982US5223693AOptical machining apparatusMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Jun 29, 1993·46 cites·11 claims
- 5081US7387307B2Suspension systemMAZDA MOTOR·Filed 2005·Granted Jun 17, 2008·18 cites·1 claims
Showing the top 50 of 176 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →