Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6557580 | Self cleaning irrigation valve with offset manual on actuator, body/bonnet alignment, and captured screws | Dan Lohde, Alan Dawn | 2003-05-06 |
| 6394126 | Self cleaning irrigation valve with offset manual on actuator, body/bonnet alignment and captured screws | Dan Lohde, Alan Dawn | 2002-05-28 |
| 6394413 | Self cleaning irrigation valve with offset manual on actuator, body/bonnet alignment, and captured screws | Dan Lohde, Alan Dawn | 2002-05-28 |
| D449872 | Irrigation valve | Dan Lohde, Alan Dawn | 2001-10-30 |
| 6263901 | Self cleaning irrigation valve with offset manual on actuator, body/bonnet alignment, and captured screws | Dan Lohde, Alan Dawn | 2001-07-24 |
| 4316579 | Multi-purpose seal for pop-up sprinkler | Charles A. Ray | 1982-02-23 |