Inventor
TAKAGI NOBORU
JP68 patents
⚠️ This page may combine multiple inventors who share the name “TAKAGI NOBORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
35 patentsUS6510835B1Jan 28, 2003
Device and method for controlling engines
TOYOTA MOTOR CO LTD27 citations93
US6257204B1Jul 10, 2001
Control apparatus and method for high-pressure fuel pump for internal combustion engine
TOYOTA MOTOR CO LTD34 citations92
US5921886AJul 13, 1999
Apparatus and method for controlling ignition during a throttle closed downshift in the interval between downshift signal and actual downshift
TOYOTA MOTOR CO LTD22 citations92
US6647948B2Nov 18, 2003
Fuel injection control apparatus and fuel injection control method for direct injection engine
TOYOTA MOTOR CO LTD38 citations90
US8020527B2Sep 20, 2011
Variable valve timing system
TOYOTA MOTOR CO LTD9 citations84
US7610898B2Nov 3, 2009
Apparatus and method for controlling idle speed of internal combustion engine
TOYOTA MOTOR CO LTD8 citations84
US6623401B2Sep 23, 2003
Combustion control apparatus for internal combustion engine
TOYOTA MOTOR CO LTD15 citations84
US6910461B2Jun 28, 2005
Control apparatus for internal combustion engine
TOYOTA MOTOR CO LTD17 citations83
US7406933B2Aug 5, 2008
Variable valve timing apparatus with reduced power consumption and control method thereof
TOYOTA MOTOR CO LTD8 citations74
US11635085B2Apr 25, 2023
Controller of fan coupling device
TOYOTA MOTOR CO LTD2 citations73
US11566558B2Jan 31, 2023
Controller of fan coupling device
TOYOTA MOTOR CO LTD2 citations73
US11434808B2Sep 6, 2022
Controller of fan coupling device
TOYOTA MOTOR CO LTD4 citations73
US7121260B2Oct 17, 2006
Ignition timing control apparatus for engine
TOYOTA MOTOR CO LTD8 citations73
US6520148B2Feb 18, 2003
Throttle control apparatus and method for direct-fuel-injection-type internal combustion engine
TOYOTA MOTOR CO LTD8 citations73
US6371076B1Apr 16, 2002
Engine combustion control apparatus and method
TOYOTA MOTOR CO LTD8 citations73
US5964202AOct 12, 1999
Controlling apparatus for throttle valve and for driving in internal combustion engine
TOYOTA MOTOR CO LTD8 citations73
US10927747B2Feb 23, 2021
Controller for cooling system of internal combustion engine
TOYOTA MOTOR CO LTD3 citations71
US10227910B2Mar 12, 2019
Cooling device and cooling method for engine
TOYOTA MOTOR CO LTD5 citations71
US9964018B2May 8, 2018
Control device for internal combustion engine and control method for internal combustion engine
TOYOTA MOTOR CO LTD2 citations71
US6647949B2Nov 18, 2003
Control apparatus and control method for direct injection engine
TOYOTA MOTOR CO LTD8 citations71
US10287968B2May 14, 2019
Engine cooling system
TOYOTA MOTOR CO LTD4 citations69
US10196961B2Feb 5, 2019
Cooling liquid circulation device for internal combustion engine
TOYOTA MOTOR CO LTD2 citations69
US9470142B2Oct 18, 2016
Control apparatus for supercharged internal combustion engine
TOYOTA MOTOR CO LTD2 citations63
US8047169B2Nov 1, 2011
Variable valve timing apparatus and control method therefor
TOYOTA MOTOR CO LTD2 citations63
US7938088B2May 10, 2011
Variable valve timing system
TOYOTA MOTOR CO LTD4 citations63
US7685994B2Mar 30, 2010
Variable valve timing apparatus and method of detecting valve phase thereof
TOYOTA MOTOR CO LTD6 citations63
US7444969B2Nov 4, 2008
Variable valve timing apparatus
TOYOTA MOTOR CO LTD3 citations63
US7204215B2Apr 17, 2007
Valve characteristic controller and control method for internal combustion engine
TOYOTA MOTOR CO LTD2 citations63
US6244244B1Jun 12, 2001
Controller of internal combustion engine
TOYOTA MOTOR CO LTD6 citations63
US10619554B2Apr 14, 2020
Engine cooling apparatus
TOYOTA MOTOR CO LTD1 citations62
US10253678B2Apr 9, 2019
Engine cooling apparatus
TOYOTA MOTOR CO LTD1 citations62
US7765968B2Aug 3, 2010
Variable valve timing system and method for controlling the same
TOYOTA MOTOR CO LTD3 citations62
US6647952B2Nov 18, 2003
Control apparatus for cylinder injection type internal combustion engine
TOYOTA MOTOR CO LTD4 citations62
US10508588B2Dec 17, 2019
Cooling device for internal combustion engine
TOYOTA MOTOR CO LTD1 citations61
US11680510B1Jun 20, 2023
Cooling device for internal combustion engine and cooling method of internal combustion engine
TOYOTA MOTOR CO LTD1 citations59
DENSO CORP
5 patentsUS6285948B1Sep 4, 2001
Control apparatus and method having program rewriting function
DENSO CORP39 citations92
US7100383B2Sep 5, 2006
Air conditioner for vehicle capable of recovering vehicle deceleration energy
DENSO CORP34 citations91
US7096680B2Aug 29, 2006
Vehicle air conditioner with discharge capacity control of compressor
DENSO CORP23 citations91
US6574976B2Jun 10, 2003
Refrigerant cycle system and valve device for the same
DENSO CORP8 citations71
US7082923B2Aug 1, 2006
Idling speed control system and method
DENSO CORP4 citations62
KOBE STEEL LTD
2 patentsNIPPON SOKEN
1 patentSHOWA DENKO KK
1 patentTOYOTA JIDOHSA KABUSHIKI KAISH
1 patentFUJITSU TEN LTD
1 patentNIPPON DENSO CO
1 patentTSUGE NORIYUKI
1 patentPACIFIC IND COMPANY LTD
1 patentKAWASAKI HEAVY IND LTD
1 patentShowing the top 50 of 68 patents by PatentIndex Score.