Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6597350 | Image reproduction device and method of image reproduction, together with information storage medium | Shigeru Sato | 2003-07-22 |
| 6361440 | Game system, game machine, game data distribution machine, network system and information storage medium | Toru Ogawa | 2002-03-26 |
| 6346048 | Game system, game machine, game data distribution machine, image data distribution system, and computer-usable information | Toru Ogawa, Shigeru Sato, Atsushi Wachi, Hiroshi Nishiura | 2002-02-12 |
| 6273821 | Game system, game data distribution machine, game machine, image display system, and computer-usable information | — | 2001-08-14 |