Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12356902 | Sod handling apparatus | Gerardus J. Brouwer, Ralph Ratsep, Robert Milwain | 2025-07-15 |
| 12022776 | Sod handling apparatus | Gerardus J. Brouwer, Ralph Ratsep, Robert Milwain | 2024-07-02 |
| 10743479 | Sod handling apparatus | Gerardus J. Brouwer, Ralph Ratsep, Robert Milwain | 2020-08-18 |
| 7070004 | Robotic sod stacker | Emanuel Hendriks, Johannes Hendriks, Wilhelmus Hendriks, David Johnsen, Gerald Douglas +1 more | 2006-07-04 |
| 7066277 | Robotic sod stacker | Emanuel Hendriks, Johannes Hendriks, Wilhelmus Hendriks, David Johnsen, Gerald Douglas | 2006-06-27 |
| 7021584 | Automatic control of sod roll flaps | Emanuel Hendriks, Johannes Hendriks, Wilhelmus Hendriks, Thomas E. Noyes, II | 2006-04-04 |
| 5165843 | Method for transporting a stack of turf sods | Johnannes G. M. Hendriks, Wilhelmus Hendriks | 1992-11-24 |