Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6050286 | Sequencing valve | Thomas R. Kruer, Gary Redhead | 2000-04-18 |
| D412549 | Sequencing valve | Gary Redhead, Thomas R. Kruer | 1999-08-03 |
| 4892252 | Adjustable part circle sprinkler assembly | — | 1990-01-09 |
| 4858827 | Electronic water sprinkler timer | Douglas C. Fletcher | 1989-08-22 |
| D298962 | Water timer | — | 1988-12-13 |
| D295890 | Timer-controlled valve for a lawn sprinkler | Douglas C. Fletcher, Ronald G. Hayes | 1988-05-24 |
| D295779 | Lawn sprinkler controller-timer with cover | Douglas C. Fletcher, Ronald G. Hayes | 1988-05-17 |
| D295778 | Timer for a lawn sprinkler controller | Douglas C. Fletcher, Ronald G. Hayes | 1988-05-17 |
| 4722478 | Electronic water sprinkler timer | Douglas C. Fletcher | 1988-02-02 |
| 4708264 | Water timer | — | 1987-11-24 |
| 4592505 | Quick disconnect mounted programming means for sprinkler | Douglas C. Fletcher | 1986-06-03 |
| 4432495 | Pop-up sprinkler with independently biased drain valve | — | 1984-02-21 |
| 4205787 | Sprinkler head with an improved slotted drive spoon | — | 1980-06-03 |
| 4205788 | Sprinkler head with improved combined stream coherency diffuser and distance control baffle member | — | 1980-06-03 |
| 4189099 | Spray head | — | 1980-02-19 |