Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8829736 | Low-power start-up and direction control circuitry for an irrigation system | Dan Pickerill | 2014-09-09 |
| 7014331 | Light system on trees and other objects | Charles Risch, Mary B. Risch, Brian Risch | 2006-03-21 |