Tadashi Ebihara

NC Nippon Piston Ring Co.: 3 patents #45 of 208Top 25%

📍 Kawaguchi, JP: #158 of 473 inventorsTop 35%

Overall (All Time): #1,679,586 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4509722	Composite valve seat	—	1985-04-09
4419413	Powder molding method and powder compression molded composite article having a rest-curve like boundary	—	1983-12-06
4414284	Two layer sintered piston ring with a rest-curve like boundary	—	1983-11-08