Inventor
MACHIDA KEI
JP25 patents
⚠️ This page may combine multiple inventors who share the name “MACHIDA KEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HONDA MOTOR CO LTD
24 patentsUS5596956AJan 28, 1997
Electromagnetically driven valve control system for internal combustion engines
HONDA MOTOR CO LTD103 citations98
US6422006B2Jul 23, 2002
Exhaust gas purifying apparatus for internal combustion engine
HONDA MOTOR CO LTD50 citations92
US5629853AMay 13, 1997
Fuel injection control system for internal combustion engines
HONDA MOTOR CO LTD30 citations92
US6860143B2Mar 1, 2005
State determining apparatus for humidity sensor
HONDA MOTOR CO LTD10 citations74
US6823722B2Nov 30, 2004
Adsorbent state determining apparatus
HONDA MOTOR CO LTD8 citations74
US5540209AJul 30, 1996
Air-fuel ratio detection system for internal combustion engine
HONDA MOTOR CO LTD18 citations74
US5537817AJul 23, 1996
Air-fuel ratio control system for internal combustion engines
HONDA MOTOR CO LTD16 citations74
US5483935AJan 16, 1996
Control system for internal combustion engines
HONDA MOTOR CO LTD16 citations74
US5426938AJun 27, 1995
Control system for internal combustion engines
HONDA MOTOR CO LTD14 citations74
US5261370ANov 16, 1993
Control system for internal combustion engines
HONDA MOTOR CO LTD13 citations74
US6945034B2Sep 20, 2005
Exhaust gas purifying apparatus for internal combustion engine
HONDA MOTOR CO LTD11 citations73
US6820416B2Nov 23, 2004
Exhaust emission control system for an internal combustion engine
HONDA MOTOR CO LTD12 citations73
US6641303B2Nov 4, 2003
Temperature control system for humidity sensor
HONDA MOTOR CO LTD8 citations73
US6601444B2Aug 5, 2003
Exhaust gas characteristic detecting apparatus for internal combustion engine
HONDA MOTOR CO LTD12 citations73
US6334304B1Jan 1, 2002
Degradation discrimination system of internal combustion engine exhaust gas purification system
HONDA MOTOR CO LTD13 citations73
US5386694AFeb 7, 1995
Control system for internal combustion engines
HONDA MOTOR CO LTD11 citations73
US5383126AJan 17, 1995
Control system for internal combustion engines with exhaust gas recirculation systems
HONDA MOTOR CO LTD19 citations73
US7062968B2Jun 20, 2006
Temperature control apparatus for humidity sensor
HONDA MOTOR CO LTD6 citations63
US6928805B2Aug 16, 2005
Hydrocarbon adsorbent state monitoring device
HONDA MOTOR CO LTD3 citations63
US5353773AOct 11, 1994
Air-fuel ratio control system for internal combustion engines
HONDA MOTOR CO LTD4 citations63
US6978598B2Dec 27, 2005
Deteriorated state evaluation device for exhaust emission control equipment
HONDA MOTOR CO LTD2 citations62
US6799420B2Oct 5, 2004
Method of evaluating deteriorated state of hydrocarbon adsorbent
HONDA MOTOR CO LTD5 citations62
US12097778B2Sep 24, 2024
Electric motor vehicle
HONDA MOTOR CO LTD0 citations52
US11541771B2Jan 3, 2023
Power receiving and feeding apparatus
HONDA MOTOR CO LTD0 citations52