Patents/Inventors

Hisashi Yokoyama

IbarakiJP1 patent

2 Patents

US117326692023
Injector Diagnosis Device and Injector Diagnosis Method
Hitachi Construction Machinery Co., Ltd.
0 cites
US116557742023
Injector Failure Diagnostic Device and Injector Failure Diagnostic Method
HITACHI CONSTRUCTION MACHINERY CO., Ltd.
0 cites