Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8754855 | Virtual touchpad | Rick Duncan, Tom Alphin, David A. Perry | 2014-06-17 |
| 8378989 | Interpreting ambiguous inputs on a touch-screen | Richard J. Duncan, Leroy B. Keely, David A. Perry, Thomas H. Alphin, III, David A. Matthews +1 more | 2013-02-19 |
| 8237665 | Interpreting ambiguous inputs on a touch-screen | Richard J. Duncan, Leroy B. Keely, David A. Perry, Thomas H. Alphin, III, David A. Matthews +1 more | 2012-08-07 |