YO

Yoshio Onodera

NC Nippon Piston Ring Co.: 1 patents #2 of 10Top 20%
📍 Hitachinaka, JP: #62 of 210 inventorsTop 30%
Overall (1994): #47,976 of 165,921Top 30%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5292381 Piston ring and process for manufacturing the same Takeshi Tsuchiya, Shuji Sameshima, Satoshi Kawashima 1994-03-08