Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9769975 | Versatile no-till seed planter | Ben Zoubek | 2017-09-26 |
| 9313940 | Convertible till to no-till seed planter | Ben Zoubek | 2016-04-19 |
| 7387077 | Seed planter | James A. Willmore | 2008-06-17 |
| 6752094 | Seed planter | — | 2004-06-22 |
| 5944264 | Portable seed spreader | James A. Willmore, Benjamin M. Smegal, Michael J. Kaluza | 1999-08-31 |
| 5402741 | Seed planter | Jeffrey A. McClellan, Dean E. Ternus, Larry D. McClellan, Michael J. Kaluza | 1995-04-04 |
| 5279236 | Seed planter | — | 1994-01-18 |
| 4977841 | Torsional joint attachment for a seed planter | — | 1990-12-18 |