Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4369922 | Sprinkler head for a center pivot irrigation system | — | 1983-01-25 |
| 4356972 | Irrigation system and constant volume sprinkler head therefor | — | 1982-11-02 |
| 4350300 | Irrigation system and constant volume sprinkler head therefor | — | 1982-09-21 |
| 4336908 | Irrigation system and volume control valve therefor | — | 1982-06-29 |
| 4310122 | Irrigation system and volume control valve therefor | — | 1982-01-12 |
| D260169 | Irrigation spray head | — | 1981-08-11 |
| 4231523 | Irrigation system and volume control valve therefor | — | 1980-11-04 |