Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4580731 | Center pivot irrigation system control | Richard L. Kegel | 1986-04-08 |
| 4340183 | Corner system addition for a center pivot irrigation system | Richard L. Kegel, Burton J. Pugh | 1982-07-20 |