Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6938290 | Seat cushion | Richard A. McKinney, David P. Colvin | 2005-09-06 |
| 5648915 | Soft tissue damage assessment system | Richard A. McKinney, Donald R. Myers, David B. Moody, Joseph G. Smrcka, John J. Smrcka, executor +2 more | 1997-07-15 |