Inventor · disambiguated record
Keiko Hasegawa
Also filed as: HASEGAWA KEIKO
14 granted patents·8 pending applications·164 citations·filing 2001–2023
93Inventor score
Top patents by PatentIndex Score
22 records- 0193US7353798B2Fuel supply system for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2007·Granted Apr 8, 2008·20 cites·4 claims
- 0290US7281509B2Internal combustion engine system and starting method of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2005·Granted Oct 16, 2007·21 cites·16 claims
- 0385US7316219B2Control apparatus for vehicleTOYOTA MOTOR CO LTD·Filed 2006·Granted Jan 8, 2008·16 cites·12 claims
- 0485US7263972B2Fuel supply system for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2005·Granted Sep 4, 2007·12 cites·14 claims
- 0583US7150254B2Auto start-stop device for internal combustion engine and motor vehicle equipped with auto start-stop deviceTOYOTA MOTOR CO LTD·Filed 2005·Granted Dec 19, 2006·17 cites·10 claims
- 0680US7971668B2Hybrid vehicle and control method of the sameTOYOTA MOTOR CO LTD·Filed 2006·Granted Jul 5, 2011·11 cites·13 claims
- 0777US7380537B2Control apparatus for vehicleTOYOTA MOTOR CO LTD·Filed 2007·Granted Jun 3, 2008·8 cites·6 claims
- 0866US7610954B2Cooling system, control method of the same, and motor vehicleTOYOTA MOTOR CO LTD·Filed 2005·Granted Nov 3, 2009·9 cites·18 claims
- 0965US6704447B2Method and apparatus for using illumination from a display for computer vision based user interfaces and biometric authenticationJUSTSYSTEM CORP·Filed 2001·Granted Mar 9, 2004·20 cites·20 claims
- 1064US7249589B1Hybrid vehicle and method for controlling hybrid vehicleTOYOTA MOTOR CO LTD·Filed 2006·Granted Jul 31, 2007·8 cites·7 claims
- 1160US7814743B2Control apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2006·Granted Oct 19, 2010·4 cites·12 claims
- 1260US2024037589A1Server and systemTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 1359US2024013324A1Power systemTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 1459US2024198844A1Management server, management method and vehicleTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 1557US2024034178A1Server and systemTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 1654US8108089B2Vehicle and control method thereofHASEGAWA KEIKO·Filed 2006·Granted Jan 31, 2012·4 cites·14 claims
- 1749US6655359B2Method of operating vehicular internal combustion engine of an intermittent-operation typeTOYOTA MOTOR CO LTD·Filed 2002·Granted Dec 2, 2003·6 cites·12 claims
- 1846USD617578SConfectionary standGODIVA BRANDS INC·Filed 2009·Granted Jun 15, 2010·8 cites·1 claims
- 1942US2006218896A1Motor vehicle and control method of motor vehicleTOYOTA MOTOR CO LTD·Filed 2006·Application pending·0 cites
- 2039US2008309093A1Power Output Apparatus, Control Method of Power Output Apparatus, and Vehicle Equipped with Power Output ApparatusTOYOTA MOTOR CO LTD·Filed 2006·Application pending·0 cites
- 2133US2005216176A1Control system and method for an internal combustion engine and vehicle including the same systemICHIMOTO KAZUHIRO·Filed 2005·Application pending·0 cites
- 2229US2008257312A1Control Apparatus for Internal Combustion Engine and Motor Vehicle Equipped With the SameHASEGAWA KEIKO·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →