SS

Souichi Shimomura

NC Nippon Piston Ring Co.: 1 patents #2 of 7Top 30%
Overall (1989): #56,064 of 140,708Top 40%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4870931 Rocker arm having wear resistant scuffing resistant portion Yoshikatsu Nakamura, Osamu Kawamura 1989-10-03