Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D611389 | Vehicle trailer | — | 2010-03-09 |
| D565469 | Vehicle trailer | — | 2008-04-01 |
| 6946965 | Driver fatigue detector with automatic deactivation | Frazier R. Thompson | 2005-09-20 |
| 6426702 | Driver fatigue detector | Frazier R. Thompson | 2002-07-30 |
| D446741 | Detector | Dale H. Johnson, Michael D. Berg | 2001-08-21 |
| 6223766 | Pressure testing apparatus and testing method for propane tank systems | Jimmie Bryant Shaw | 2001-05-01 |
| 5996901 | Railroad crosstie | — | 1999-12-07 |