Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE32523 | Solar heating | Roger C. Sturtevant | 1987-10-20 |
| 4494527 | Solar heating | Roger C. Startevant | 1985-01-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE32523 | Solar heating | Roger C. Sturtevant | 1987-10-20 |
| 4494527 | Solar heating | Roger C. Startevant | 1985-01-22 |