Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637259 | Portable grain moisture meter | Trent A. McElhaney, John Dubay | 2003-10-28 |
| 6570395 | Portable grain moisture meter | John Dubay, Trent A. McElhaney | 2003-05-27 |
| D443534 | Portable moisture tester | John Dubay, Trent Allen McElheney | 2001-06-12 |