Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11310973 | Method to irrigate using hydrogels in the soil to draw water from the atmosphere | — | 2022-04-26 |
| 10278380 | Rodent, worm and insect resistant irrigation pipe and method of manufacture | — | 2019-05-07 |
| 8959832 | Weed control and root barrier | — | 2015-02-24 |
| 8689484 | Weed control and root barrier | — | 2014-04-08 |
| 8286667 | Prevention of bacterial adhesion irrigation conduits | — | 2012-10-16 |
| 7445168 | Anti-syphon emitter | — | 2008-11-04 |
| 6821928 | Method to reduce the rate of diffusion of slow-release materials through polymers and process for making drip irrigation devices with long-term control of root growth | — | 2004-11-23 |
| 6334958 | Process for minute dosing of gravity media filters | — | 2002-01-01 |
| 5591293 | Process for manufacturing drip irrigation systems using plastic lamination/extrusion techniques | David B. Miller, John M. Langa | 1997-01-07 |
| 5332160 | Multi-layer drip irrigation conduit | — | 1994-07-26 |
| 5310438 | Process for making low cost drip irrigation lines using plastic extrusion and film blowing techniques | — | 1994-05-10 |
| 5052625 | Pressure compensating drip irrigation system | — | 1991-10-01 |
| 4702787 | Process for making drip irrigation lines | Rael Sacks | 1987-10-27 |