Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10750661 | Air entrainment device for seed delivery | Matthew J. Wilhelmi, Kenneth E. Shoup | 2020-08-25 |
| 9980425 | Air entrainment device for seed delivery | Matthew J. Wilhelmi, Kenneth E. Shoup | 2018-05-29 |
| 9253940 | Air entrainment device for seed delivery | Matthew J. Wilhelmi, Kenneth E. Shoup | 2016-02-09 |
| 8800458 | Air entrainment device for seed delivery | Mathew Wilhelmi, Kenneth E. Shoup | 2014-08-12 |
| 8448585 | Air entrainment device for seed delivery | Matthew J. Wilhelmi, Kenneth E. Shoup | 2013-05-28 |
| 7938072 | Air pressure dissipator for air seed delivery system | Matthew J. Wilhelmi, Kenneth E. Shoup | 2011-05-10 |