Inventor
DOHTA HISAYO
JP12 patents
⚠️ This page may combine multiple inventors who share the name “DOHTA HISAYO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DENSO CORP
8 patentsUS6591822B2Jul 15, 2003
Air-fuel ratio controller of internal combustion engines
DENSO CORP20 citations92
US6397830B1Jun 4, 2002
Air-fuel ratio control system and method using control model of engine
DENSO CORP29 citations92
US6082337AJul 4, 2000
Abnormality detection apparatus for preventing fuel gas emission
DENSO CORP43 citations92
US5845489ADec 8, 1998
Abnormality detector for air-fuel ratio control system
DENSO CORP46 citations92
US7162356B2Jan 9, 2007
Control apparatus and control method for internal combustion engine
DENSO CORP7 citations73
US6997161B2Feb 14, 2006
Control apparatus and control method for internal combustion engine
DENSO CORP9 citations73
US6901920B2Jun 7, 2005
Engine control apparatus having cylinder-by-cylinder feedback control
DENSO CORP3 citations62
US6748314B2Jun 8, 2004
Fuel injection amount control system for internal combustion engine
DENSO CORP0 citations41