Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6012851 | Rolling bearing | Kiyoshi Hirakawa, Akio Aoki | 2000-01-11 |
KW
Kanichiro Watanabe
Overall (All Time): #3,604,053 of 4,157,543Top 90%
1
Patents All Time