Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9228670 | Soil moisture responsive irrigation flow control valve | — | 2016-01-05 |
| 8371325 | Soil moisture responsive irrigation flow control valve | — | 2013-02-12 |
| 8297533 | Rotary stream sprinkler with adjustable arc orifice plate | Richard M. Dunn | 2012-10-30 |
| 7322533 | Rotary stream sprinkler with adjustable deflector ring | — | 2008-01-29 |
| 5232160 | Multiple-outlet irrigation device and regulator | Donald L. Hendrickson | 1993-08-03 |
| 5226602 | Adjustable radius sprinkler nozzle | Wilson V. Cochran, John L. Staylor, Michael J. Grundy, Stephen L. Tyler | 1993-07-13 |
| 5104090 | Irrigation valve | Stephen L. Tyler, Gregory B. Holcomb, James Zimmerman | 1992-04-14 |