Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481898 | Ball bearing | Hirotoshi Aramaki, Yukio Ooura, Akio Fujii, Sumio Sugita, Dai Kinno +2 more | 2002-11-19 |
KY
Kenji Yakura
Overall (2002): #174,083 of 266,432Top 70%
1
Patents 2002