Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6878066 | Wireless game control units | Alan Leifer, Richard Leifer | 2005-04-12 |
| 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 |
| 6659871 | Wireless game control units | Alan Leifer, Richard Leifer | 2003-12-09 |
| 6585596 | Wireless game control units | Alan Leifer, Richard Leifer | 2003-07-01 |
| 6280327 | Wireless game control units | Alan Leifer | 2001-08-28 |
| D417663 | Controller for a game machine | — | 1999-12-14 |