P

Inventor

MAJIMA YOSHIHIRO

JP21 patents
⚠️ This page may combine multiple inventors who share the name “MAJIMA YOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DENSO CORP

19 patents
US6898927B2May 31, 2005

Emission control system with catalyst warm-up speeding control

DENSO CORP99 citations97
US6425371B2Jul 30, 2002

Controller for internal combustion engine

DENSO CORP73 citations96
US6266957B1Jul 31, 2001

Catalyst activation control system for engines

DENSO CORP82 citations95
US6761147B2Jul 13, 2004

Control apparatus and method for internal combustion engine

DENSO CORP54 citations92
US6732504B2May 11, 2004

Control apparatus of internal combustion engine

DENSO CORP19 citations92
US6681741B2Jan 27, 2004

Control apparatus for internal combustion engine

DENSO CORP45 citations92
US6600998B1Jul 29, 2003

Catalyst deteriorating state detecting apparatus

DENSO CORP24 citations92
US6560959B2May 13, 2003

Exhaust gas purification apparatus of internal combustion engine

DENSO CORP32 citations92
US6438946B1Aug 27, 2002

Exhaust gas purification device for engines

DENSO CORP25 citations92
US6314944B1Nov 13, 2001

Fuel property determination from accumulated intake air amount and accumulated fuel supply amount

DENSO CORP47 citations92
US6192742B1Feb 27, 2001

More reliable leakage diagnosis for evaporated gas purge system

DENSO CORP53 citations92
US6148803ANov 21, 2000

Leakage diagnosing device for fuel evaporated gas purge system

DENSO CORP37 citations92
US6672284B2Jan 6, 2004

Fuel supply amount control apparatus for internal combustion engine

DENSO CORP15 citations84
US6644274B2Nov 11, 2003

Apparatus for detecting a condition of burning in an internal combustion engine

DENSO CORP18 citations84
US7004128B2Feb 28, 2006

Control apparatus for device having dead band, and variable valve system

DENSO CORP18 citations83
US6772720B2Aug 10, 2004

Valve timing control device for internal combustion engine

DENSO CORP12 citations74
US6662551B2Dec 16, 2003

Apparatus for controlling catalyst temperature and method for controlling catalyst temperature

DENSO CORP10 citations74
US7603848B2Oct 20, 2009

Control apparatus of internal combustion engine

DENSO CORP2 citations63
US7363918B2Apr 29, 2008

Controller of pressure accumulation fuel system

DENSO CORP4 citations63

NIPPON DENSO CO

2 patents