Inventor · disambiguated record
Yuji Takeda
Also filed as: SHIGEMATU TAKASHI · TAKEDA YUJI
56 granted patents·14 pending applications·691 citations·filing 1976–2022
99Inventor score
Files withTOYOTA MOTOR CO LTD22HARISON TOSHIBA LIGHTING CORP5MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5BRIDGESTONE CORP4MITSUBISHI GAS CHEMICAL CO4
Top patents by PatentIndex Score
70 records- 0196US11632026B2Core unit manufacturing methodMITSUI HIGH TEC·Filed 2021·Granted Apr 18, 2023·2 cites·8 claims
- 0296US8016002B2Sealing/pump-up deviceBRIDGESTONE CORP·Filed 2006·Granted Sep 13, 2011·41 cites·5 claims
- 0395US7878360B2Container for sealant for pneumatic tiresBRIDGESTONE CORP·Filed 2006·Granted Feb 1, 2011·30 cites·5 claims
- 0494US7926521B2Sealing agent injecting apparatus, sealing agent injecting method and sealing pump up apparatusBRIDGESTONE CORP·Filed 2005·Granted Apr 19, 2011·30 cites·12 claims
- 0592US7891385B2Sealing pump-up deviceBRIDGESTONE CORP·Filed 2005·Granted Feb 22, 2011·26 cites·10 claims
- 0691US8459150B2Sealing deviceYOSHIDA MASAKI·Filed 2007·Granted Jun 11, 2013·27 cites·13 claims
- 0790US8596310B2Sealing and pump-up deviceSENNO YOSHIKAZU·Filed 2010·Granted Dec 3, 2013·25 cites·6 claims
- 0887US8453683B2Sealing and pump-up deviceYOSHIDA MASAKI·Filed 2008·Granted Jun 4, 2013·14 cites·9 claims
- 0986US8226377B2Sealing pump-up deviceYOSHIDA MASAKI·Filed 2007·Granted Jul 24, 2012·10 cites·10 claims
- 1085US4225802APiezoelectric knocking detector for internal combustion engineNIPPON DENSO CO·Filed 1979·Granted Sep 30, 1980·32 cites·4 claims
- 1185US4131097AIgnition system for internal combustion enginesNIPPON SOKEN·Filed 1977·Granted Dec 26, 1978·50 cites·6 claims
- 1284US11936210B2Power transmission apparatus, power reception apparatus, and power transmission control methodSPACE POWER TECH INC·Filed 2021·Granted Mar 19, 2024·3 cites·8 claims
- 1377US4211194AIgnition system for internal combustion enginesNIPPON SOKEN·Filed 1977·Granted Jul 8, 1980·32 cites·2 claims
- 1475US4320729ASystem for controlling ignition timing in engineTOYOTA MOTOR CO LTD·Filed 1979·Granted Mar 23, 1982·23 cites·3 claims
- 1572US6521735B2Production process of polyphenylene etherASAHI CHEMICAL IND·Filed 2001·Granted Feb 18, 2003·10 cites·10 claims
- 1672US5540148APrinting device and die-cutting deviceLINTEC CO LTD·Filed 1994·Granted Jul 30, 1996·21 cites·5 claims
- 1768US6434957B1Operation control method for air conditioning system and air conditioning systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Aug 20, 2002·34 cites·12 claims
- 1868US4257364AMethod and system for controlling ignition timingTOYOTA MOTOR CO LTD·Filed 1979·Granted Mar 24, 1981·10 cites·14 claims
- 1966US6914391B2Illuminating deviceHARISON TOSHIBA LIGHTING CORP·Filed 2003·Granted Jul 5, 2005·12 cites·19 claims
- 2066US6586567B2Production process of polyphenylene etherMITSUBISHI GAS CHEMICAL CO·Filed 2001·Granted Jul 1, 2003·7 cites·13 claims
- 2165US7838618B2Process for the production of phenylene ether oligomerMITSUBISHI GAS CHEMICAL CO·Filed 2007·Granted Nov 23, 2010·2 cites·11 claims
- 2265US5147944APolyamide resin, and polyamide resin compositionsMITSUBISHI GAS CHEMICAL CO·Filed 1990·Granted Sep 15, 1992·13 cites·24 claims
- 2365US4708113AMethod of discriminating octane number of fuel for motor vehicleTOYOTA MOTOR CO LTD·Filed 1987·Granted Nov 24, 1987·22 cites·28 claims
- 2461US7927168B2Low-pressure discharge lamp and method for manufacturing thereofHARISON TOSHIBA LIGHTING CORP·Filed 2009·Granted Apr 19, 2011·0 cites·10 claims
- 2561US4688534AIdling speed control device of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1986·Granted Aug 25, 1987·13 cites·14 claims
- 2660US9612226B2Method for measuring height of lack of penetration and ultrasonic flaw detectorIHI INFRASTRUCTURE SYS CO LTD·Filed 2013·Granted Apr 4, 2017·1 cites·21 claims
- 2760US5543474AResin compositionMITSUBISHI GAS COMPANY INC·Filed 1994·Granted Aug 6, 1996·18 cites·10 claims
- 2860US4378771ASystem for controlling ignition timing in an engineTOYOTA MOTOR CO LTD·Filed 1981·Granted Apr 5, 1983·13 cites·15 claims
- 2958US7259507B2Low pressure discharge lamp having external electrodes provided with heat equalizing membersHARISON TOSHIBA LIGHTING CORP·Filed 2004·Granted Aug 21, 2007·4 cites·17 claims
- 3057US4545349AMethod for regulating intake air flow for internal combustion enginesTOYOTA MOTOR CO LTD·Filed 1984·Granted Oct 8, 1985·11 cites·6 claims
- 3157US4168691AIgnition system for internal combustion engineTOYOTA MOTOR CO LTD·Filed 1976·Granted Sep 25, 1979·7 cites·13 claims
- 3256US2022010244A1Surface treatment agentNIPPON PAINT SURF CHEMICALS CO LTD·Filed 2019·Application pending·0 cites
- 3356US2008272189A1Amount-of-money processing apparatus and amount-of-money processing methodSHITE KEISUKE·Filed 2007·Application pending·0 cites
- 3455US4640251AMethod of discriminating octane number of fuel for motor vehicleTOYOTA MOTOR CO LTD·Filed 1985·Granted Feb 3, 1987·14 cites·10 claims
- 3555US4473055AMethod and apparatus for controlling the amount of intake air in an internal-combustion engine having a superchargerTOYOTA MOTOR CO LTD·Filed 1983·Granted Sep 25, 1984·10 cites·4 claims
- 3654US5353635AApparatus for detecting the rotational displacement of a rotating memberTOYOTA MOTOR CO LTD·Filed 1993·Granted Oct 11, 1994·16 cites·9 claims
- 3752US4936275AIgnition control device for internal combustion engine with prediction of timing ratioTOYOTA MOTOR CO LTD·Filed 1989·Granted Jun 26, 1990·7 cites·5 claims
- 3851US6489439B2Production process of polyphenylene etherASAHI CHEMICAL IND·Filed 2001·Granted Dec 3, 2002·1 cites·6 claims
- 3950US2024145574A1Manufacturing method of circuitry including planar diodeUNIV ELECTRO COMMUNICATIONS·Filed 2022·Application pending·0 cites
- 4049US4664086AAir-fuel ratio controller for internal combustion engineTOYOTA MOTOR CO LTD·Filed 1986·Granted May 12, 1987·11 cites·4 claims
- 4149US4489688AControl for idle speed control valveTOYOTA MOTOR CO LTD·Filed 1983·Granted Dec 25, 1984·9 cites·6 claims
- 4249US4275692ASystem for controlling ignition timings in engineTOYOTA MOTOR CO LTD·Filed 1979·Granted Jun 30, 1981·9 cites·13 claims
- 4348US2006063863A1Polyacetal resin compositionSUNAGA DAISUKE·Filed 2005·Application pending·0 cites
- 4447US5777064AProduction method of polycarbonateMITSUBISHI GAS CHEMICAL CO·Filed 1996·Granted Jul 7, 1998·15 cites·15 claims
- 4545US2025193038A1Coordination suggesting apparatus, coordination suggesting system, coordination suggesting method and recording mediumMITSUBISHI ELECTRIC CORP·Filed 2022·Application pending·0 cites
- 4645US2012106127A1Light emitting deviceHATTORI YASUSHI·Filed 2011·Application pending·0 cites
- 4744US4159013ASpark timing control device for use in internal combustion enginesTOYOTA MOTOR CO LTD·Filed 1976·Granted Jun 26, 1979·4 cites·1 claims
- 4844US2025286749A1Operation device management system, operation device management apparatus, operation device management method, and recording mediumMITSUBISHI ELECTRIC CORP·Filed 2022·Application pending·0 cites
- 4943US6158415AIdling speed control device of internal combustion engine and variable vibration isolating support deviceTOYOTA MOTOR CO LTD·Filed 1998·Granted Dec 12, 2000·15 cites·17 claims
- 5043US4712522AMethod and apparatus for controlling air-fuel ratio in internal combustion engineTOYOTA MOTOR CO LTD·Filed 1985·Granted Dec 15, 1987·6 cites·16 claims
Showing the top 50 of 70 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →