Inventor · disambiguated record
Takaaki Itoh
Also filed as: ITOH TAKAAKI · MISUMI TOSHIMI
40 granted patents·1 pending application·554 citations·filing 1977–2004
98Inventor score
Files withTOYOTA MOTOR CO LTD24MITSUBISHI MATERIALS CORP6SUMITOMO CHEMICAL CO6MAZDA MOTOR3AISAN IND1
Top patents by PatentIndex Score
41 records- 0191US5220898APressure control system for controlling pressure in fuel tank of engine by controlling discharging of evaporated fuel in fuel tank into canisterTOYOTA MOTOR CO LTD·Filed 1992·Granted Jun 22, 1993·57 cites·20 claims
- 0286US5216997AFuel supply control device of an engineTOYOTA MOTOR CO LTD·Filed 1992·Granted Jun 8, 1993·49 cites·16 claims
- 0383US7107759B2Apparatus for reducing hydrocarbon emission of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2004·Granted Sep 19, 2006·26 cites·29 claims
- 0483US4690293AFiller cap structure for a fuel tankTOYOTA MOTOR CO LTD·Filed 1986·Granted Sep 1, 1987·43 cites·6 claims
- 0579US6857415B2Control system for internal combustion engineDENSO CORP·Filed 2004·Granted Feb 22, 2005·21 cites·8 claims
- 0678US5735251AFuel-vapor emission control apparatus for engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Apr 7, 1998·34 cites·20 claims
- 0777US5315980AMalfunction detection apparatus for detecting malfunction in evaporative fuel purge systemTOYOTA MOTOR CO LTD·Filed 1993·Granted May 31, 1994·34 cites·18 claims
- 0868US4185054AVariable venturi type carburetorAISAN IND·Filed 1977·Granted Jan 22, 1980·19 cites·6 claims
- 0964US7047727B2Rapid catalyst warm-up control device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2004·Granted May 23, 2006·12 cites·10 claims
- 1063US5506071ASealing electrode and surge absorber using the sameMITSUBISHI MATERIALS CORP·Filed 1993·Granted Apr 9, 1996·23 cites·15 claims
- 1163US5231367AThermal response switch and a surge absorbing circuit using the sameMITSUBISHI MATERIALS CORP·Filed 1992·Granted Jul 27, 1993·17 cites·20 claims
- 1262US4900551AMethod for preventing termites and microencapsulated organophosphorus termite controlling compositionSUMITOMO CHEMICAL CO·Filed 1988·Granted Feb 13, 1990·21 cites·9 claims
- 1360US4302405AVariable venturi type carburetorTOYOTA MOTOR CO LTD·Filed 1980·Granted Nov 24, 1981·10 cites·5 claims
- 1458US5247273ASurge absorber for protection of communication equipment connected to communication linesMITSUBISHI MATERIALS CORP·Filed 1992·Granted Sep 21, 1993·19 cites·5 claims
- 1557US4974861AHeight control device for vehicleMAZDA MOTOR·Filed 1989·Granted Dec 4, 1990·27 cites·18 claims
- 1655US5353770AApparatus for controlling flow of evaporated fuel from canister to intake passage of engine using purge control valvesTOYOTA MOTOR CO LTD·Filed 1993·Granted Oct 11, 1994·14 cites·18 claims
- 1754US5851268ACanisterTOYOTA MOTOR CO LTD·Filed 1997·Granted Dec 22, 1998·14 cites·6 claims
- 1853US5979417AFuel reserving deviceTOYOTA MOTOR CO LTD·Filed 1998·Granted Nov 9, 1999·21 cites·15 claims
- 1953US5200875AProtection structure for a surge absorberMITSUBISHI MATERIALS CORP·Filed 1991·Granted Apr 6, 1993·18 cites·18 claims
- 2051US2004213824A1Composition for controlling termiteSUMITOMO CHEMICAL CO·Filed 2004·Application pending·0 cites
- 2148US4465642AVariable venturi-type carburetorTOYOTA MOTOR CO LTD·Filed 1983·Granted Aug 14, 1984·6 cites·5 claims
- 2245US4821830AAutomotive four wheel steering systemMAZDA MOTOR·Filed 1987·Granted Apr 18, 1989·12 cites·16 claims
- 2344US6207707B1Method for controlling termitesSUMITOMO CHEMICAL CO·Filed 1993·Granted Mar 27, 2001·5 cites·3 claims
- 2444US4472326AVariable venturi-type carburetorTOYOTA MOTOR CO LTD·Filed 1982·Granted Sep 18, 1984·5 cites·7 claims
- 2544US4443388ADevice for adjusting the degree of opening of the throttle valve of a carburetorTOYOTA MOTOR CO LTD·Filed 1982·Granted Apr 17, 1984·5 cites·10 claims
- 2642US5184273AMicrogap type surge absorberMITSUBISHI MATERIALS CORP·Filed 1991·Granted Feb 2, 1993·9 cites·7 claims
- 2742US4941542AAutomotive four wheel steering systemMAZDA MOTOR·Filed 1989·Granted Jul 17, 1990·9 cites·8 claims
- 2839US4562012AVariable venturi type carburetorTOYOTA MOTOR CO LTD·Filed 1984·Granted Dec 31, 1985·3 cites·5 claims
- 2937US4493804AVariable venturi-type carburetorTOYOTA MOTOR CO LTD·Filed 1984·Granted Jan 15, 1985·3 cites·6 claims
- 3035US4500476AVariable venturi type carburetorTOYOTA MOTOR CO LTD·Filed 1982·Granted Feb 19, 1985·2 cites·2 claims
- 3134US5572116ASurge counterMITSUBISHI MATERIALS CORP·Filed 1994·Granted Nov 5, 1996·5 cites·15 claims
- 3234US4119685AVariable venturi type carburetorTOYOTA MOTOR CO LTD·Filed 1977·Granted Oct 10, 1978·2 cites·4 claims
- 3333US4460518ADevice for controlling the operation of a carburetorTOYOTA MOTOR CO LTD·Filed 1982·Granted Jul 17, 1984·2 cites·11 claims
- 3432US4491550AVariable venturi type carburetorTOYOTA MOTOR CO LTD·Filed 1984·Granted Jan 1, 1985·1 cites·2 claims
- 3531US5332427AWood preservativesSUMITOMO CHEMICAL CO·Filed 1992·Granted Jul 26, 1994·2 cites·4 claims
- 3631US4464311AVariable venturi-type carburetorTOYOTA MOTOR CO LTD·Filed 1982·Granted Aug 7, 1984·2 cites·6 claims
- 3731US4459243AVariable venturi-type carburetorTOYOTA MOTOR CO LTD·Filed 1982·Granted Jul 10, 1984·1 cites·6 claims
- 3830US6352705B1Fabric protectantsSUMITOMO CHEMICAL CO·Filed 1993·Granted Mar 5, 2002·0 cites·5 claims
- 3930US4477392AVariable venturi-type carburetorTOYOTA MOTOR CO LTD·Filed 1982·Granted Oct 16, 1984·1 cites·6 claims
- 4030US4473511AVariable venturi-type carburetorTOYOTA MOTOR CO LTD·Filed 1983·Granted Sep 25, 1984·0 cites·13 claims
- 4125US6723331B1Termite-controlling agent and a controlling method thereofSUMITOMO CHEMICAL CO·Filed 1995·Granted Apr 20, 2004·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →