Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5636797 | Drip irrigation emitter and flow control unit included therein | — | 1997-06-10 |
| 5634594 | Flow control device particularly useful in drip irrigation emitters | — | 1997-06-03 |
| 5609303 | Regulated flow restrictor device particularly useful as a drip irrigation emitter | — | 1997-03-11 |