Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7905781 | Information processing apparatus, information storing medium and program thereof, and operating device for game machine | Kazuo Koshima, Kazunori Koshiishi, Tomotsugu Nagaoka | 2011-03-15 |
| 7568975 | Information processing apparatus, information storing medium and program thereof, and operating device for game machine | Kazuo Koshima, Kazunori Koshiishi, Tomotsugu Nagaoka | 2009-08-04 |
| 7040986 | Information processing apparatus, information storing medium and program thereof, and operating device for game machine | Kazuo Koshima, Kazunori Koshiishi, Tomotsugu Nagaoka | 2006-05-09 |