Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11285400 | Multi-effect solar distillation system and associated methods | Dale E. Polk, Jr. | 2022-03-29 |
| 10626621 | Method and apparatus for construction mats | Dale E. Polk, Jr. | 2020-04-21 |