Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827648 | Wireless controller for a video game player | Chiu-Hao Cheng, Ming-Gwo Cheng | 2004-12-07 |
| 6743101 | Wireless game control units | Alan Leifer, Richard Leifer | 2004-06-01 |
| 6719633 | Wireless game control units | Alan Leifer, Richard Leifer | 2004-04-13 |