Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11545009 | Medal arrangement device and medal game machine | Akira Hanamata | 2023-01-03 |
| 7432877 | Communication terminal device | — | 2008-10-07 |
| 6461239 | Music action game machine, performance operation instructing system for music action game and storage device readable by computer | Kiyoshi Mizuki, Hideki Hashimoto | 2002-10-08 |
| 6379244 | Music action game machine, performance operation instructing system for music action game and storage device readable by computer | Kiyoshi Mizuki, Hideki Hashimoto | 2002-04-30 |
| 5741013 | Prize catching game machine | Takashi Hamano | 1998-04-21 |
| 5688175 | Game machine | Kazuhito Matsuura | 1997-11-18 |
| 5571267 | Target hitting game machine | Hidekazu Yokoi, Shinichi Wada | 1996-11-05 |