Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7488254 | Controller and expansion unit for controller | Atsunori Himoto, Kenji Tosaki | 2009-02-10 |
| 7081051 | Controller and expansion unit for controller | Atsunori Himoto, Kenji Tosaki | 2006-07-25 |
| 6752719 | Controller and expansion unit for controller | Atsunori Himoto, Kenji Tosaki | 2004-06-22 |
| 6153843 | Hand held control key device including multiple switch arrangements | Johnny D. Couch, Sarah M. Richmond | 2000-11-28 |
| D415145 | Controller for game machine | Akitoshi Oikawa | 1999-10-12 |
| 5644113 | Hand held control key device including multiple switch arrangements | Johnny D. Couch, Sarah M. Richmond | 1997-07-01 |
| 5498843 | Control key multiple electrical contact switching device | Yasuo Takasu | 1996-03-12 |
| 5496977 | Multiple circuit switch with improved multiposition for joypad actuator | Yasuo Takasu | 1996-03-05 |
| D349527 | Controller for TV game machine | — | 1994-08-09 |