KN

Kosaburo Niwa

DC Daido Metal Company: 3 patents #5 of 26Top 20%
Overall (1994): #11,181 of 165,921Top 7%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5332317 Sliding/rolling bearing having rolling elements Hideyumi Matsumura 1994-07-26
5306090 Sliding roller bearing having rolling members Hideyumi Matsumura 1994-04-26
5302032 Radial/thrust composite-bearing having rolling elements Hideyumi Matsumura 1994-04-12