Issued Patents All Time
Showing 1–25 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6764029 | Water irrigation system and method, and control unit useful therein | — | 2004-07-20 |
| 6691739 | Valve assembly and pulsator device constructed therewith | — | 2004-02-17 |
| 6098899 | Pulsating spraying device | — | 2000-08-08 |
| 6095185 | Fluid-flow control device particularly useful as a drip-irrigation emitter | — | 2000-08-01 |
| 6026851 | Snap-action valve | — | 2000-02-22 |
| 6027043 | Spraying device particularly useful as water mini-sprinkler | — | 2000-02-22 |
| 5988196 | Cyclically-operated hydraulic device particularly useful as a liquid pulsators, and method of operating same | — | 1999-11-23 |
| 5984205 | Ball-driven rotary water sprinkler | — | 1999-11-16 |
| 5984203 | Rotary water sprinkler | — | 1999-11-16 |
| 5960827 | Water metering device particularly useful for multiple outlet units | — | 1999-10-05 |
| 5950676 | Expansible bellows and pulsator device including same | — | 1999-09-14 |
| 5752547 | Fluid flow control valve | — | 1998-05-19 |
| 5738136 | Pulsator device and method | — | 1998-04-14 |
| 5630443 | Buoyant body control device | — | 1997-05-20 |
| 5575911 | Back-flushable filter having valved flusing pathway | — | 1996-11-19 |
| 5390850 | High-frequency fluid pulsator | — | 1995-02-21 |
| 5353993 | Irrigation system, drip irrigation devices, and saddle clamps particularly useful therein | — | 1994-10-11 |
| 5339860 | Fluid pressure regulator | — | 1994-08-23 |
| 5261607 | Water sprayer assembly and fluid coupling device particularly useful therein | — | 1993-11-16 |
| 5213261 | Rotary sprinkler | — | 1993-05-25 |
| 5201342 | Pulsator device | — | 1993-04-13 |
| 5171433 | Back-flushable filter | — | 1992-12-15 |
| 5144980 | Fluid flow control apparatus | — | 1992-09-08 |
| 5099876 | Quick-action shut-off valve | — | 1992-03-31 |
| 5090444 | Valve particularly useful for flushing fluid lines | — | 1992-02-25 |