Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481898 | Ball bearing | Kenji Yakura, Hirotoshi Aramaki, Yukio Ooura, Sumio Sugita, Dai Kinno +2 more | 2002-11-19 |
AF
Akio Fujii
Overall (2002): #260,149 of 266,432Top 100%
1
Patents 2002