Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8607773 | Pneumatically driven projectile weapon | — | 2013-12-17 |
| 6531989 | Far field emulator for antenna calibration | Delmar L. Barker, Harry A. Schmitt, David J. Knapp, Dennis C. Braunreiter, Alphonso A. Samuel | 2003-03-11 |
| 6024021 | Fragmenting bullet | — | 2000-02-15 |
| 4670030 | Vacuum cleaner filter | — | 1987-06-02 |
| 4664404 | Tractor rear weight and hitch assembly | — | 1987-05-12 |