Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887589 | Solar energy tracking structure incorporating wind spoilers | Melvin W. Frohardt, Patrick C. Hardee | 1989-12-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887589 | Solar energy tracking structure incorporating wind spoilers | Melvin W. Frohardt, Patrick C. Hardee | 1989-12-19 |