TO

Teruo Onozaki

NC Nippon Piston Ring Co.: 1 patents #6 of 11Top 55%
Overall (1982): #16,798 of 81,411Top 25%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4344634 Compression rings — 1982-08-17