AH

Akria Harayama

TC Teikoku Piston Ring Co.: 1 patents #41 of 95Top 45%
Overall (All Time): #3,742,703 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5516560 Method for coating rings, coating equipment and coating jig Katsuhiro Nagata 1996-05-14