Inventor

FUNAHASHI TOSHIYUKI

JP2 patents

Patents

2 patents

US9739233B2Aug 22, 2017

Piston of internal combustion engine

HITACHI AUTOMOTIVE SYSTEMS LTD0 citations28

US10487772B2Nov 26, 2019

Piston for internal combustion engine, and production method and production device for piston for internal combustion engine

HITACHI AUTOMOTIVE SYSTEMS LTD0 citations24