HH

Hideshi Hitosugi

NC Nippon Piston Ring Co.: 1 patents #3 of 12Top 25%
Overall (2016): #382,180 of 481,213Top 80%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9528606 Combined oil ring Kenji Arai, Kazutomo Takahashi 2016-12-27