Inventor

HIRASE TSUGANE

JP2 patents

Patents

2 patents

US7493882B2Feb 24, 2009

Combination of a cylinder liner and a piston ring

NIPPON PISTON RING CO LTD13 citations80

US10344860B2Jul 9, 2019

Highly heat conductive piston ring for internal combustion engine

NIPPON PISTON RING CO LTD1 citations57