Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6677728 | Battery box and battery holder having detachable ring-shaped members | Harumi Takedomi, Eiji Koike | 2004-01-13 |
KK
Keishi Kousaka
Overall (2004): #177,865 of 270,089Top 70%
1
Patents 2004