KO

Katsuaki Ogawa

NC Nippon Piston Ring Co.: 1 patents #1 of 2Top 50%
Overall (2002): #179,057 of 266,432Top 70%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6494461 Sliding member Keiichi Kanemitsu 2002-12-17