Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6286906 | Balance weight | Osamu Hidekawa, Satoshi Komazaki, Hideo Koike | 2001-09-11 |
KN
Keizou Nagashima
Overall (All Time): #3,593,553 of 4,157,543Top 90%
1
Patents All Time