Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5213166 | Pile driving and pile removing method | Naotaka Watanabe, Hiroshi Itoda | 1993-05-25 |
| D291461 | Reconfigurable toy vehicle | — | 1987-08-18 |
| D290723 | Reconfigurable toy vehicle | — | 1987-07-07 |
| D290630 | Reconfigurable toy tank | — | 1987-06-30 |
| D290481 | Reconfigurable toy boat | — | 1987-06-23 |