Inventor
YAMADA TOMOMI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “YAMADA TOMOMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
7 patentsUS6519933B2Feb 18, 2003
Internal combustion engine having variable valve control system and NOx catalyst
TOYOTA MOTOR CO LTD84 citations97
US6729126B2May 4, 2004
Internal combustion engine having variable valve control system and NOx catalyst
TOYOTA MOTOR CO LTD26 citations92
US6446588B2Sep 10, 2002
Internal combustion engine having electromagnetic valve driving mechanism and method of controlling electromagnetic valve driving mechanism
TOYOTA MOTOR CO LTD33 citations92
US6405693B2Jun 18, 2002
Internal combustion engine and method for controlling valve of internal combustion engine
TOYOTA MOTOR CO LTD23 citations92
US7028652B2Apr 18, 2006
Device for controlling an internal combustion engine with a variable valve timing system
TOYOTA MOTOR CO LTD8 citations73
US7032567B2Apr 25, 2006
Control apparatus and method for internal combustion engine having variable valve system
TOYOTA MOTOR CO LTD2 citations62
US6973900B2Dec 13, 2005
Valve drive system and method
TOYOTA MOTOR CO LTD0 citations41