Patents per Year
Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6485245 | Grain kit | Donald A. Meyer | 2002-11-26 | |
| 5501404 | Manure spreader with vertical expellers | Donald A. Meyer | 1996-03-26 | |
| 5368236 | Manure spreader | Donald A. Meyer | 1994-11-29 | |
| 4726728 | Self-unloading bale box | Donald A. Meyer | 1988-02-23 | |
| 4486852 | Synchronous time-shared data bus system | Keith S. Champlin, Ernest C. Preimesberger, George W. Miller | 1984-12-04 | $2,313,000 |