Inventor
YAMAGUCHI MOTOO
JP13 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGUCHI MOTOO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
8 patentsUS4562123ADec 31, 1985
Liquid fuel cell
HITACHI LTD147 citations96
US4629664ADec 16, 1986
Liquid fuel cell
HITACHI LTD91 citations93
US5525568AJun 11, 1996
Supported metallic catalyst and manufacturing method thereof
HITACHI LTD25 citations91
US4562322ADec 31, 1985
SF6 Gas arc extinguishing electric apparatus and process for producing the same
HITACHI LTD30 citations91
US4588660AMay 13, 1986
Fuel cell
HITACHI LTD22 citations80
US4991180AFeb 5, 1991
Metallic vapor laser apparatus
HITACHI LTD8 citations71
US4217514AAug 12, 1980
Stator structure for induction motor
HITACHI LTD15 citations70
US5117434AMay 26, 1992
Metal vapor laser apparatus
HITACHI LTD5 citations60
DENSO CORP
5 patentsUS7800174B2Sep 21, 2010
Power semiconductor switching-device and semiconductor power module using the device
DENSO CORP8 citations83
US10923561B2Feb 16, 2021
Semiconductor device
DENSO CORP2 citations72
US10443557B2Oct 15, 2019
Igniter
DENSO CORP2 citations69
US11605706B2Mar 14, 2023
Semiconductor device
DENSO CORP0 citations62
US9920735B2Mar 20, 2018
Drive control circuit, and ignition device for internal combustion engine
DENSO CORP1 citations51