Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4970973 | Row crop planting apparatus for mobile pipe span-and-tower irrigation systems | William M. Lyle, Mark Allen Butler | 1990-11-20 |
| 4949656 | Distribution manifold for mobile span-and-tower irrigation systems | William M. Lyle, Mark Allen Butler | 1990-08-21 |
| 4763836 | Irrigation system for precise water and chemical application | William M. Lyle | 1988-08-16 |