Inventor · disambiguated record
Naoya Takagi
Also filed as: TAKAGI NAOYA
39 granted patents·2 pending applications·722 citations·filing 1997–2019
98Inventor score
Files withTOYOTA MOTOR CO LTD26YOSHIOKA MAMORU11FUTABA DENSHI KOGYO KK1KUMAGAI NORIAKI1MATSUMOTO YOSUKE1
Top patents by PatentIndex Score
41 records- 0197US6761154B2Evaporative fuel processing apparatus and control method of sameTOYOTA MOTOR CO LTD·Filed 2003·Granted Jul 13, 2004·66 cites·20 claims
- 0293US6371089B1Diagnostic apparatus and method of fuel vapor purge systemTOYOTA MOTOR CO LTD·Filed 2000·Granted Apr 16, 2002·45 cites·18 claims
- 0391US6446614B1Fuel storage apparatus and abnormality diagnostic methodTOYOTA MOTOR CO LTD·Filed 2000·Granted Sep 10, 2002·38 cites·29 claims
- 0491US6405718B1Malfunction test apparatus for fuel vapor purge systemTOYOTA MOTOR CO LTD·Filed 2000·Granted Jun 18, 2002·34 cites·12 claims
- 0590US8661796B2Vehicle control deviceYOSHIOKA MAMORU·Filed 2010·Granted Mar 4, 2014·10 cites·11 claims
- 0687US5845625ADefect diagnosing apparatus of evaporation purge systemTOYOTA MOTOR CO LTD·Filed 1997·Granted Dec 8, 1998·47 cites·4 claims
- 0786US6474148B2Diagnostic apparatus for fuel vapor purge systemTOYOTA MOTOR CO LTD·Filed 2001·Granted Nov 5, 2002·27 cites·30 claims
- 0883US5954034AMalfunction diagnosis apparatus for evaporated fuel purge systemTOYOTA MOTOR CO LTD·Filed 1997·Granted Sep 21, 1999·41 cites·2 claims
- 0982US8784741B2Electrically-heated catalytic converterYOSHIOKA MAMORU·Filed 2010·Granted Jul 22, 2014·8 cites·8 claims
- 1082US6044831AFuel vapor feed controlling apparatus for lean burn type internal combustion engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Apr 4, 2000·34 cites·22 claims
- 1180US6102003AApparatus for detecting concentration of fuel vapor in lean-burn internal combustion engine, and applied apparatus thereofTOYOTA MOTOR CO LTD·Filed 1999·Granted Aug 15, 2000·35 cites·19 claims
- 1279US6438945B1Evaporated fuel treatment device of an engineTOYOTA MOTOR CO LTD·Filed 1999·Granted Aug 27, 2002·34 cites·35 claims
- 1378US8826643B2Exhaust gas purifying device for internal combustion engineYOSHIOKA MAMORU·Filed 2010·Granted Sep 9, 2014·4 cites·5 claims
- 1478US6240908B1Fuel storage device diagnostic apparatusTOYOTA MOTOR CO LTD·Filed 1999·Granted Jun 5, 2001·34 cites·16 claims
- 1578US6067819AMethod for manufacturing glass container and apparatus thereforFUTABA DENSHI KOGYO KK·Filed 1998·Granted May 30, 2000·28 cites·6 claims
- 1678US5735251AFuel-vapor emission control apparatus for engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Apr 7, 1998·34 cites·20 claims
- 1777US6257209B1Evaporative fuel processing apparatus for lean-burn internal combustion engineTOYOTA MOTOR CO LTD·Filed 1999·Granted Jul 10, 2001·32 cites·19 claims
- 1873US8997470B2Exhaust gas purifying device for internal combustion engineYOSHIOKA MAMORU·Filed 2010·Granted Apr 7, 2015·3 cites·10 claims
- 1973US6769419B2Diagnostic apparatus for an evaporated fuel system, and vehicle control apparatus for a vehicle equipped with the diagnostic apparatusTOYOTA MOTOR CO LTD·Filed 2003·Granted Aug 3, 2004·18 cites·3 claims
- 2071US6575146B1Diagnostic apparatus for an evaporated fuel system, and vehicle control apparatus for a vehicle equipped with the diagnostic apparatusTOYOTA MOTOR CO LTD·Filed 2000·Granted Jun 10, 2003·19 cites·5 claims
- 2170US9060387B2Electric heating catalystYOSHIOKA MAMORU·Filed 2010·Granted Jun 16, 2015·2 cites·4 claims
- 2270US8863498B2Exhaust gas purification apparatus of an internal combustion engineYOSHIOKA MAMORU·Filed 2010·Granted Oct 21, 2014·2 cites·5 claims
- 2368US8667781B2Vehicle control deviceYOSHIOKA MAMORU·Filed 2010·Granted Mar 11, 2014·2 cites·5 claims
- 2468US5878728AFailure diagnosis apparatus for evaporative purge systemTOYOTA MOTOR CO LTD·Filed 1997·Granted Mar 9, 1999·24 cites·9 claims
- 2566US10710446B2Engine starting system for vehicleTOYOTA MOTOR CO LTD·Filed 2019·Granted Jul 14, 2020·1 cites·8 claims
- 2665US6679230B2Diagnostic apparatus for an evaporated fuel system, and vehicle control apparatus for a vehicle equipped with the diagnostic apparatusTOYOTA MOTOR CO LTD·Filed 2003·Granted Jan 20, 2004·14 cites·5 claims
- 2765US6283088B1Method and apparatus for processing vapor fuel of lean-burn internal combustion engineTOYOTA MOTOR CO LTD·Filed 1999·Granted Sep 4, 2001·19 cites·20 claims
- 2863US8776586B2Failure detection apparatus for an electrically heated catalystTAKAGI NAOYA·Filed 2010·Granted Jul 15, 2014·2 cites·6 claims
- 2961US9131535B2Electric heating catalystYOSHIOKA MAMORU·Filed 2010·Granted Sep 8, 2015·1 cites·6 claims
- 3061US8938952B2Electric heating catalystKUMAGAI NORIAKI·Filed 2010·Granted Jan 27, 2015·1 cites·6 claims
- 3160US10221799B2Control device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2013·Granted Mar 5, 2019·1 cites·13 claims
- 3260US6257218B1Fuel vapor feed controlling apparatus for a lean burn type internal combustion engineTOYOTA MOTOR CO LTD·Filed 2000·Granted Jul 10, 2001·9 cites·18 claims
- 3358US5778859AEvaporative fuel processing apparatus of internal combustion engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Jul 14, 1998·17 cites·3 claims
- 3450US5836291AEvaporated fuel processing apparatus for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1997·Granted Nov 17, 1998·13 cites·22 claims
- 3549US6145306AExhaust gas purifying of lean-burn internal combustion engineTOYOTA MOTOR CO LTD·Filed 1999·Granted Nov 14, 2000·12 cites·6 claims
- 3648US6131448ADiagnostic apparatus and method for fuel vapor treating apparatusTOYOTA MOTOR CO LTD·Filed 1999·Granted Oct 17, 2000·11 cites·20 claims
- 3747US10639984B2Control system for vehicleTOYOTA MOTOR CO LTD·Filed 2018·Granted May 5, 2020·0 cites·10 claims
- 3844US8911674B2Electrically heated catalystYOSHIOKA MAMORU·Filed 2010·Granted Dec 16, 2014·0 cites·4 claims
- 3943US8647583B2Electric heating type catalyst and a method for manufacturing the sameYOSHIOKA MAMORU·Filed 2010·Granted Feb 11, 2014·0 cites·7 claims
- 4041US2016123250A1Device for controlling internal combustion engineMATSUMOTO YOSUKE·Filed 2013·Application pending·0 cites
- 4138US2012171082A1Electric heating catalystYOSHIOKA MAMORU·Filed 2010·Application pending·0 cites
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