Inventor · disambiguated record
Takeshi Sugiyama
Also filed as: SUGIYAMA TAKESHI
115 granted patents·22 pending applications·1,809 citations·filing 1978–2025
99Inventor score
Files withMITSUBISHI ELECTRIC CORP42NGK SPARK PLUG CO19SUGIYAMA TAKESHI15KOBE STEEL LTD13NTT DOCOMO INC10
Top patents by PatentIndex Score
137 records- 0197US6707185B2Electric power steering apparatusMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Mar 16, 2004·112 cites·17 claims
- 0297US6600244B2Electric motorFiled 2001·Granted Jul 29, 2003·133 cites·8 claims
- 0396US6157103AStep motorMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Dec 5, 2000·119 cites·12 claims
- 0494US5298827APermanent magnet type dynamoelectric machine rotorMITSUBISHI ELECTRIC CORP·Filed 1992·Granted Mar 29, 1994·97 cites·7 claims
- 0592US8652240B2Fine particle sensor and mounting structure thereforSUGIYAMA TAKESHI·Filed 2012·Granted Feb 18, 2014·13 cites·5 claims
- 0692US6674195B2Electric motor with improved terminal connectorMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Jan 6, 2004·51 cites·11 claims
- 0792US5992822AAir control valveMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Nov 30, 1999·71 cites·6 claims
- 0890US6002185AMolded motorMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Dec 14, 1999·70 cites·5 claims
- 0989US6129777AMethod of producing reduced iron agglomeratesKOBE STEEL LTD·Filed 1999·Granted Oct 10, 2000·79 cites·6 claims
- 1088US9476807B2Microparticle sensorNGK SPARK PLUG CO·Filed 2013·Granted Oct 25, 2016·8 cites·6 claims
- 1188US6258149B1Method of producing reduced iron agglomeratesKOBE STEEL LTD·Filed 1999·Granted Jul 10, 2001·57 cites·16 claims
- 1286US10094756B2Particulate measurement systemNGK SPARK PLUG CO·Filed 2015·Granted Oct 9, 2018·3 cites·5 claims
- 1386US8304965B2Package, method for manufacturing the same, piezoelectric vibrator, oscillator, electronic device, and radio-controlled timepieceARATAKE KIYOSHI·Filed 2010·Granted Nov 6, 2012·9 cites·20 claims
- 1485US10330579B2Particulate measurement systemNGK SPARK PLUG CO·Filed 2014·Granted Jun 25, 2019·5 cites·5 claims
- 1585US9719907B2Particulate detection systemNGK SPARK PLUG CO·Filed 2014·Granted Aug 1, 2017·6 cites·4 claims
- 1685US6750574B2Motor for use with motorized power steering apparatusMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Jun 15, 2004·34 cites·13 claims
- 1785US5126582ACombined engine starter/generatorMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Jun 30, 1992·50 cites·5 claims
- 1884US9581069B2Microparticle detection systemNGK SPARK PLUG CO·Filed 2013·Granted Feb 28, 2017·6 cites·9 claims
- 1983US9897528B2Particulate detection systemNGK SPARK PLUG CO·Filed 2014·Granted Feb 20, 2018·5 cites·2 claims
- 2082US7356910B2Method of manufacturing a rotation angle detectorMITSUBISHI ELECTRIC CORP·Filed 2005·Granted Apr 15, 2008·10 cites·4 claims
- 2181US5237230ADevice for starting an engine and generating powerMITSUBISHI ELECTRIC CORP·Filed 1992·Granted Aug 17, 1993·49 cites·3 claims
- 2280US10513117B2Liquid ejecting head chip, liquid ejecting head, liquid ejecting apparatus, and manufacturing method of liquid ejecting head chipSII PRINTEK INC·Filed 2018·Granted Dec 24, 2019·1 cites·7 claims
- 2380US10006883B2Particulate sensorNGK SPARK PLUG CO·Filed 2015·Granted Jun 26, 2018·2 cites·13 claims
- 2480US4940083AApparatus for conditioning air for a vehicle compartmentNISSAN SHATAI CO·Filed 1988·Granted Jul 10, 1990·38 cites·11 claims
- 2579US8988742B2Image sensor unit, paper sheet distinguishing apparatus, image reading apparatus and image forming apparatusCANON COMPONENTS KK·Filed 2014·Granted Mar 24, 2015·3 cites·11 claims
- 2679US8053957B2Piezoelectric vibrating piece having arm ends with excitation electrodes of opposite polarity and piezoelectric vibrator, oscillatory, electronic apparatus and radio wave timepiece having sameSEIKO INSTR INC·Filed 2009·Granted Nov 8, 2011·9 cites·12 claims
- 2779US5350031APlural generator apparatus for an electric hybrid automobileMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Sep 27, 1994·32 cites·2 claims
- 2877US9059367B2Image sensor unit, image reading apparatus, image forming apparatus, and manufacturing methodCANON COMPONENTS KK·Filed 2013·Granted Jun 16, 2015·1 cites·15 claims
- 2977US7890588B2Unwanted mail discriminating apparatus and unwanted mail discriminating methodNTT DOCOMO INC·Filed 2006·Granted Feb 15, 2011·7 cites·4 claims
- 3074US9915587B2Particulate sensorNGK SPARK PLUG CO·Filed 2013·Granted Mar 13, 2018·2 cites·13 claims
- 3174US9395273B2Microparticle detection systemNGK SPARK PLUG CO·Filed 2012·Granted Jul 19, 2016·2 cites·5 claims
- 3274US7162043B2Microphone array sound source location system with imaging overlayKUMAGAI GUMI CO LTD·Filed 2001·Granted Jan 9, 2007·36 cites·13 claims
- 3374US6882080B2Permanent magnet synchronous motorMITSUBISHI ELECTRIC CORP·Filed 2003·Granted Apr 19, 2005·20 cites·4 claims
- 3474US5731964AElectromagnetic-wave shielding deviceSONY CORP·Filed 1996·Granted Mar 24, 1998·68 cites·3 claims
- 3573US5382858ADriving motor for an electric carMITSUBISHI ELECTRIC CORP·Filed 1993·Granted Jan 17, 1995·35 cites·4 claims
- 3673US5126712AWater cover arrngement for a solenoid apparatusMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Jun 30, 1992·24 cites·2 claims
- 3773US4372779AIron ore pellets containing coarse ore particlesKOBE STEEL LTD·Filed 1980·Granted Feb 8, 1983·15 cites·3 claims
- 3872US10175747B2Energy management system configured to manage operation states of load apparatuses installed in facilityPANASONIC IP MAN CO LTD·Filed 2013·Granted Jan 8, 2019·5 cites·6 claims
- 3972US8823384B2Fine particle detection systemMATSUOKA TOSHIYA·Filed 2012·Granted Sep 2, 2014·3 cites·8 claims
- 4071US10209173B2Particulate sensorNGK SPARK PLUG CO·Filed 2015·Granted Feb 19, 2019·1 cites·8 claims
- 4171US7107849B2Vibration source probe systemCHUBU ELECTRIC POWER·Filed 2003·Granted Sep 19, 2006·12 cites·10 claims
- 4271US6359532B1Energy trapping type piezoelectric filter with a shielding conductive member on a bottom insulating base plate upper surfaceNGK SPARK PLUG CO·Filed 2000·Granted Mar 19, 2002·17 cites·30 claims
- 4371US5982057AMolded motorMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Nov 9, 1999·33 cites·9 claims
- 4471US5181002AElectromagnetic switch for starterMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Jan 19, 1993·24 cites·6 claims
- 4570US12339388B2Vehicle exterior component and electromagnetic wave radar systemTOYODA GOSEI KK·Filed 2023·Granted Jun 24, 2025·0 cites·5 claims
- 4669US5791630AFlow control valveMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Aug 11, 1998·28 cites·13 claims
- 4768US5053633AMoisture drain bush for an engine starter motorMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Oct 1, 1991·27 cites·5 claims
- 4868US5015980ASolenoid switch apparatusMITSUBISHI ELECTRIC CORP·Filed 1990·Granted May 14, 1991·20 cites·6 claims
- 4967US5111707AEngine starter apparatusMITSUBISHI ELECTRIC CORP·Filed 1991·Granted May 12, 1992·25 cites·4 claims
- 5066US9206757B2Particulate detection systemMATUOKA TOSHIYA·Filed 2012·Granted Dec 8, 2015·3 cites·7 claims
Showing the top 50 of 137 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Takeshi Sugiyama files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →