YK

Yukio Kaneko

NC Nippon Piston Ring Co.: 1 patents #2 of 10Top 20%
Overall (1994): #47,056 of 165,921Top 30%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5324235 Cardan-type universal joint Hiroyasu Tomii 1994-06-28