Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10919382 | Rotary type extension/retraction device | Tsutomu Kato | 2021-02-16 |
| 7695028 | Lock apparatus | Kouichi Katou, Toshihiko Ookawara | 2010-04-13 |
| 6669243 | Side lock assembly for storage bin | Kouichi Katoh | 2003-12-30 |