MI

Masao Ishida

TC Teikoku Piston Ring Co.: 1 patents #4 of 18Top 25%
Overall (1997): #110,009 of 185,788Top 60%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5651553 Antirotation structure for combined oil ring Yoshio Naruse 1997-07-29