Inventor
TAKAHATA TOSHIO
JP14 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHATA TOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NISSAN MOTOR
8 patentsUS5376610ADec 27, 1994
Catalyst for exhaust gas purification and method for exhaust gas purification
NISSAN MOTOR101 citations96
US5137004AAug 11, 1992
Trouble diagnosis device for EGR system
NISSAN MOTOR40 citations92
US5105789AApr 21, 1992
Apparatus for checking failure in evaporated fuel purging unit
NISSAN MOTOR36 citations92
US5047943ASep 10, 1991
System and method for detecting engine revolution speed, identifying engine cylinder, and controlling engine operation according to detected engine revolution speed and identified cylinder
NISSAN MOTOR30 citations92
US5542397AAug 6, 1996
Leak test system for vaporized fuel treatment mechanism
NISSAN MOTOR49 citations91
US5734100AMar 31, 1998
Device for diagnosing misfiring of a multi cylinder engine
NISSAN MOTOR18 citations83
US4951209AAug 21, 1990
Induction volume sensing arrangement for internal combustion engine or the like
NISSAN MOTOR16 citations73
US4873641AOct 10, 1989
Induction volume sensing arrangement for an internal combustion engine or the like
NISSAN MOTOR14 citations73
HITACHI LTD
4 patentsUS6550458B2Apr 22, 2003
Electromagnetic fuel injection apparatus, an internal combustion engine having an electromagnetic fuel injection apparatus, and a drive circuit of an electromagnetic fuel injection apparatus
HITACHI LTD47 citations95
US6571773B1Jun 3, 2003
Fuel injector and internal combustion engine
HITACHI LTD50 citations92
US6332453B1Dec 25, 2001
Electromagnetic system fuel injection apparatus an internal combustion engine having an electromagnetic system fuel injection apparatus, and a drive circuit of an electromagnetic system fuel injection apparatus
HITACHI LTD16 citations92
US6634338B1Oct 21, 2003
Fuel injection apparatus, fuel injection method and internal combustion engine
HITACHI LTD18 citations84