Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4569020 | Irrigation controller | Charles S. Putnam, Robert S. Gammenthaler, William P. Lutts, Leo L. Brewster | 1986-02-04 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4569020 | Irrigation controller | Charles S. Putnam, Robert S. Gammenthaler, William P. Lutts, Leo L. Brewster | 1986-02-04 |