Inventor
FUJIWARA MICHIO
JP23 patents
⚠️ This page may combine multiple inventors who share the name “FUJIWARA MICHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
10 patentsUS4995479AFeb 26, 1991
Display guide apparatus of elevator and its display method
HITACHI LTD144 citations95
US6604031B2Aug 5, 2003
Train detection system and a train detection method
HITACHI LTD25 citations92
US6230086B1May 8, 2001
Railway information transmission method and system
HITACHI LTD16 citations84
US6829526B2Dec 7, 2004
Train detection system and a train detection method cross reference to related application
HITACHI LTD10 citations82
US6317664B2Nov 13, 2001
Train detection system and a train detection method
HITACHI LTD12 citations82
US6230085B1May 8, 2001
Train detection system and a train detection method
HITACHI LTD13 citations82
US7200470B2Apr 3, 2007
Train detection system and a train detection method
HITACHI LTD8 citations74
US7027901B2Apr 11, 2006
Transmitter and receiver device for train detection
HITACHI LTD4 citations74
US6470244B2Oct 22, 2002
Train detection system
HITACHI LTD9 citations74
US6374165B2Apr 16, 2002
Railway information transmission method and system
HITACHI LTD9 citations74
MITSUBISHI ELECTRIC CORP
10 patentsUS4811563AMar 14, 1989
Vibration-reducing apparatus
MITSUBISHI ELECTRIC CORP38 citations91
US4736586AApr 12, 1988
Seal mechanism for a Stirling engine
MITSUBISHI ELECTRIC CORP54 citations91
US4662176AMay 5, 1987
Heat exchanger for a Stirling engine
MITSUBISHI ELECTRIC CORP49 citations91
US4620418ANov 4, 1986
Stirling engine
MITSUBISHI ELECTRIC CORP27 citations91
US5605058AFeb 25, 1997
Air conditioning system, and accumulator therefor and manufacturing method of the accumulator
MITSUBISHI ELECTRIC CORP43 citations89
US5630550AMay 20, 1997
Fuel injection system
MITSUBISHI ELECTRIC CORP32 citations88
US4623151ANov 18, 1986
Seal means for a stirling engine or the like
MITSUBISHI ELECTRIC CORP16 citations73
US4711091ADec 8, 1987
Apparatus for preventing the rise of oil in a stirling engine
MITSUBISHI ELECTRIC CORP10 citations72
US5483802AJan 16, 1996
Vuilleumier heat pump
MITSUBISHI ELECTRIC CORP14 citations71
US5787910AAug 4, 1998
Washing apparatus
MITSUBISHI ELECTRIC CORP6 citations57