Patents/Inventors

Kenichi Sugiyama

HitachinakaJP2 patents

3 Patents

US121885272025
Propeller Shaft
HITACHI ASTEMO, Ltd.
0 cites
US121234602024
Power Transmission Shaft
HITACHI ASTEMO, Ltd.
0 cites
US120491332024
Propeller Shaft
HITACHI ASTEMO, Ltd.
0 cites