Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6223995 | Method for cooling golf greens and other vegetation | James M. Evans, Jeff A. Ewald | 2001-05-01 |
| 5167367 | Snowmaking apparatus and methods | James B. VanderKelen, William C. Topham, Donald R. Koenig | 1992-12-01 |