Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7919203 | Battery box structure, inter-locking structure of electrical equipment box, and electrical equipment box structure | Kentaro Shibuya, Hiroshi Kosaka, Koichi Hasegawa, Seiichi Sato | 2011-04-05 |
| 6677728 | Battery box and battery holder having detachable ring-shaped members | Harumi Takedomi, Eiji Koike | 2004-01-13 |
| 6154595 | Side-face illuminating optical fiber | Hiroshi Yokogawa, Masaru Yokoyama, Kenji Tsubaki, Kenji Sonoda, Mikio Sei +1 more | 2000-11-28 |