Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6286906 | Balance weight | Keizou Nagashima, Satoshi Komazaki, Hideo Koike | 2001-09-11 |
| 5887843 | Dynamic damper structure | Tamotsu Origuchi | 1999-03-30 |
OH
Osamu Hidekawa
Overall (All Time): #2,230,433 of 4,157,543Top 55%
2
Patents All Time