Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4628560 | Expandable portable bridge structure | Robert H. Lowdermilk, John K. Bright, Clifford S. Coulter, Tommy W. Melton | 1986-12-16 |
| 4446854 | Solar oven | Mildred L. Clevett | 1984-05-08 |