Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10954015 | Expandable grain bagging apparatus and method thereof | John Marvin Wierenga, Bryan Richard Vander Leest | 2021-03-23 |
| 9221639 | Grain bag winder | — | 2015-12-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10954015 | Expandable grain bagging apparatus and method thereof | John Marvin Wierenga, Bryan Richard Vander Leest | 2021-03-23 |
| 9221639 | Grain bag winder | — | 2015-12-29 |