Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304224 | Flow control valve for lawn sprinkler | Dennis A. Wilson, Mark S. Williamsen | 1989-10-24 |
| 4807664 | Programmable flow control valve unit | Dennis A. Wilson, Mark S. Williamsen | 1989-02-28 |
| 4797820 | Programmable flow control valve unit with clock, program, automatic, manual, and repeat modes | Dennis A. Wilson, Mark S. Williamsen | 1989-01-10 |
| 4589514 | Lock for vehicle hood release for theft prevention | Dennis A. Wilson | 1986-05-20 |