Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7341188 | Position detection system, game system, and control method for position detection system | Koji Kawashima, Sunao Haga, Kazuya Kuwasawa, Masayuki Kikuchi | 2008-03-11 |
| 6471586 | Game system and information storage medium | Satoru Ouchi | 2002-10-29 |
| 6458034 | Game system and computer-usable information | Koji Kawashima | 2002-10-01 |
| 6234800 | Simulator | Junichiro Koyama | 2001-05-22 |
| 6139473 | Action input device for simulator, and simulator using the same | Junichiro Koyama | 2000-10-31 |
| 6132314 | Operational input device for simulator | — | 2000-10-17 |