Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657971 | ISDN PRI loop detection and correction | — | 2003-12-02 |
| 5213124 | Pressure-actuated valve | — | 1993-05-25 |
| 4913351 | Sprinkler system having individual multi-mode sprinkler heads with convenient pressure reading and adjustment | — | 1990-04-03 |
| 4522339 | Irrigation fitting with installation barb and associated barb installation tool | — | 1985-06-11 |
| 4480856 | Coupling | — | 1984-11-06 |