Inventor
KINUGAWA MASUMI
JP51 patents
⚠️ This page may combine multiple inventors who share the name “KINUGAWA MASUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON DENSO CO
26 patentsUS4257377AMar 24, 1981
Engine control system
NIPPON DENSO CO61 citations96
US5211011AMay 18, 1993
Control apparatus for rapidly warming up catalyst in internal combustion engine
NIPPON DENSO CO70 citations94
US4528960AJul 16, 1985
Fuel injection mode control for multi-cylinder internal combustion engine
NIPPON DENSO CO44 citations93
US4683858AAug 4, 1987
Apparatus for controlling engine
NIPPON DENSO CO31 citations92
US4289100ASep 15, 1981
Apparatus for controlling rotation speed of engine
NIPPON DENSO CO36 citations92
US4237838ADec 9, 1980
Engine air intake control system
NIPPON DENSO CO50 citations92
US5315823AMay 31, 1994
Control apparatus for speedily warming up catalyst in internal combustion engine
NIPPON DENSO CO41 citations91
US4365601ADec 28, 1982
Method and apparatus for controlling rotation speed of engine
NIPPON DENSO CO22 citations81
US4306527ADec 22, 1981
Method and apparatus for controlling engine rotational speed
NIPPON DENSO CO27 citations81
US4945883AAug 7, 1990
Control device for internal combustion engine
NIPPON DENSO CO8 citations74
US4713765ADec 15, 1987
Control system for an engine having an air intake passage
NIPPON DENSO CO12 citations74
US4571991AFeb 25, 1986
Air flow measuring apparatus
NIPPON DENSO CO8 citations74
US4469074ASep 4, 1984
Electronic control for internal combustion engine
NIPPON DENSO CO16 citations74
US3943891AMar 16, 1976
Air-flow metering device for fuel injection system of internal combustion engine
NIPPON DENSO CO10 citations74
US5473888ADec 12, 1995
Air-fuel ratio control system for internal combustion engine
NIPPON DENSO CO14 citations73
US5343701ASep 6, 1994
Air-fuel ratio control system for internal combustion engine
NIPPON DENSO CO10 citations73
US4736302AApr 5, 1988
Control system for determining the quantity of intake air of an internal combustion engine
NIPPON DENSO CO13 citations73
US4671242AJun 9, 1987
Engine control apparatus
NIPPON DENSO CO11 citations73
US4572122AFeb 25, 1986
Method of controlling internal combustion engine
NIPPON DENSO CO8 citations73
US4680964AJul 21, 1987
Heat-wire type airflow quantity measuring apparatus
NIPPON DENSO CO8 citations72
US4527530AJul 9, 1985
Method for correcting a controlled variable for the control of the operation of an internal combustion engine on the basis of the quantity of suction air
NIPPON DENSO CO9 citations72
US4576039AMar 18, 1986
Air-flow detecting apparatus
NIPPON DENSO CO11 citations71
US4730255AMar 8, 1988
Engine control apparatus
NIPPON DENSO CO14 citations70
US4665745AMay 19, 1987
Heat wire type air flowrate measuring apparatus
NIPPON DENSO CO6 citations63
US4805578AFeb 21, 1989
Air-Fuel ratio control system for internal combustion engine
NIPPON DENSO CO6 citations57
US4612894ASep 23, 1986
Control system for an engine having air passage
NIPPON DENSO CO6 citations57
DENSO CORP
20 patentsUS6969413B2Nov 29, 2005
Exhaust gas filtering system having particulate filter for internal combustion engine
DENSO CORP79 citations98
US6854265B2Feb 15, 2005
Exhaust gas filter regenerating apparatus effectively burning particulate material
DENSO CORP73 citations98
US6826903B2Dec 7, 2004
Exhaust gas recirculation system having cooler
DENSO CORP107 citations98
US6758039B2Jul 6, 2004
Exhaust gas cleaning system having particulate filter
DENSO CORP75 citations98
US6571765B2Jun 3, 2003
Control system for engine
DENSO CORP91 citations98
US6756904B2Jun 29, 2004
Device for purifying exhaust gas of engines
DENSO CORP62 citations96
US6735941B2May 18, 2004
Exhaust gas purification system having particulate filter
DENSO CORP62 citations96
US7174706B2Feb 13, 2007
Exhaust emission control system for internal combustion engine
DENSO CORP23 citations93
US6951100B2Oct 4, 2005
Exhaust gas cleaning system of internal combustion engine
DENSO CORP51 citations93
US7243491B2Jul 17, 2007
Exhaust gas purification system of internal combustion engine
DENSO CORP29 citations92
US7048891B2May 23, 2006
Catalyst deterioration detecting apparatus
DENSO CORP29 citations92
US7197868B2Apr 3, 2007
Exhaust gas purification system of internal combustion engine
DENSO CORP12 citations84
US7152392B2Dec 26, 2006
Exhaust gas cleaning system for internal combustion engine
DENSO CORP16 citations84
US7069907B2Jul 4, 2006
Compression ignition internal combustion engine
DENSO CORP10 citations73
US7510129B2Mar 31, 2009
Fuel injection nozzle
DENSO CORP6 citations62
US7832202B2Nov 16, 2010
Exhaust gas purification device for internal combustion engine
DENSO CORP1 citations52
US7614219B2Nov 10, 2009
Exhaust gas purifying apparatus for internal combustion engine
DENSO CORP0 citations41
US9605575B2Mar 28, 2017
Reducing agent supplying device
DENSO CORP0 citations39
US9528410B2Dec 27, 2016
Reducing agent supplying device
DENSO CORP0 citations39
US9556775B2Jan 31, 2017
Reducing agent supplying device
DENSO CORP0 citations38
TOYOTA MOTOR CO LTD
2 patentsKINUGAWA MASUMI
1 patentNIPPON DENKO
1 patentShowing the top 50 of 51 patents by PatentIndex Score.