Inventor
SAGISAKA YASUO
JP22 patents
⚠️ This page may combine multiple inventors who share the name “SAGISAKA YASUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON DENSO CO
14 patentsUS5709198AJan 20, 1998
Oxygen concentration detecting apparatus
NIPPON DENSO CO72 citations96
US5672817ASep 30, 1997
Self-diagnostic apparatus of air-fuel ratio control system of internal combustion engine
NIPPON DENSO CO75 citations96
US4800859AJan 31, 1989
Fuel pump control apparatus
NIPPON DENSO CO81 citations94
US6314790B1Nov 13, 2001
Oxygen concentration detecting apparatus
NIPPON DENSO CO33 citations92
US6009866AJan 4, 2000
Oxygen concentration detecting apparatus
NIPPON DENSO CO27 citations92
US5758632AJun 2, 1998
Diagnostic apparatus for air-fuel ratio sensor
NIPPON DENSO CO31 citations92
US5390641AFeb 21, 1995
Fuel injection system for internal combustion engine
NIPPON DENSO CO39 citations92
US4348728ASep 7, 1982
Air-fuel ratio controlling method and apparatus therefor
NIPPON DENSO CO40 citations92
US4345561AAug 24, 1982
Air-fuel ratio control method and its apparatus
NIPPON DENSO CO30 citations92
US4319451AMar 16, 1982
Method for preventing overheating of an exhaust purifying device
NIPPON DENSO CO40 citations92
US5497752AMar 12, 1996
Device for controlling fuel injection of an internal combustion engine
NIPPON DENSO CO15 citations74
US5402762AApr 4, 1995
Combustion engine and combustion engine control method
NIPPON DENSO CO9 citations74
US4286560ASep 1, 1981
Method and apparatus for controlling an ignition timing
NIPPON DENSO CO12 citations74
US4463740AAug 7, 1984
Device for controlling atomization of fuel in internal combustion engine
NIPPON DENSO CO13 citations72
DENSO CORP
7 patentsUS5964208AOct 12, 1999
Abnormality diagnosing system for air/fuel ratio feedback control system
DENSO CORP53 citations96
US7677227B2Mar 16, 2010
Apparatus and method of abnormality diagnosis for supercharging pressure control system
DENSO CORP30 citations92
US6032659AMar 7, 2000
Abnormality diagnosing system for air/fuel ratio feedback control system
DENSO CORP45 citations92
US7801666B2Sep 21, 2010
Air-fuel ratio detection apparatus of internal combustion engine
DENSO CORP22 citations89
US6644249B2Nov 11, 2003
Cooling mechanism for engine electronic control module
DENSO CORP10 citations73
US5701866ADec 30, 1997
Malfunction diagnosis device for engine speed controller
DENSO CORP8 citations73
US7380448B2Jun 3, 2008
Malfunction detection apparatus for pressure sensor
DENSO CORP2 citations62