Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659459 | Die capable of being opened, manufacturing method thereof, and mold | Shoji Dewa | 2003-12-09 |
| 6585265 | Board game played by plural players and method of play thereof | Shoji Dewa | 2003-07-01 |