Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8153881 | Disc jockey video game and controller | Nathan Coppard, Lee Guinchard, Phillip Hindle, Jamie Jackson, Chan Yuk On +3 more | 2012-04-10 |
| D632340 | Frets device for a handheld game | Lee Guinchard, Chan Yuk On, Stephen N. Withers | 2011-02-08 |
| D626962 | Guitar game controller face | Lee Guinchard, Chan Yuk On | 2010-11-09 |
| D610625 | Frets device for a handheld game | Lee Guinchard, Chan Yuk On, Stephen N. Withers | 2010-02-23 |
| D607945 | Drum video game controller | Lee Guinchard, Stephen N. Withers | 2010-01-12 |
| D606594 | Guitar-shaped controller body | Lee Guinchard, Stephen N. Withers | 2009-12-22 |
| D588639 | Video game pick stylus | Lee Guinchard, Chan Yuk On, Stephen N. Withers, Karthik Bala | 2009-03-17 |