Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12356902 | Sod handling apparatus | Gerardus J. Brouwer, Ralph Ratsep, Mathias Marie Gerardus Hendriks | 2025-07-15 |
| 12022776 | Sod handling apparatus | Gerardus J. Brouwer, Ralph Ratsep, Mathias Marie Gerardus Hendriks | 2024-07-02 |
| 10743479 | Sod handling apparatus | Gerardus J. Brouwer, Ralph Ratsep, Mathias Marie Gerardus Hendriks | 2020-08-18 |
| 9198338 | Sod harvesting apparatus and system for disposing of a defective sod roll | Gerardus J. Brouwer | 2015-12-01 |
| 8813861 | Flap and roll positioner for a sod harvesting apparatus | Peter Stefanski | 2014-08-26 |
| 8505643 | Method and apparatus for harvesting and picking up sod | Gerardus J. Brouwer | 2013-08-13 |
| 8479835 | Method and apparatus for harvesting and picking up sod | Gerardus J. Brouwer | 2013-07-09 |
| 8336638 | Method and apparatus for harvesting and picking up sod | Gerardus J. Brouwer | 2012-12-25 |
| 8235131 | Method and apparatus for harvesting and picking up sod | Gerardus J. Brouwer | 2012-08-07 |
| 7721814 | Method and apparatus for harvesting and picking up sod | Gerardus J. Brouwer | 2010-05-25 |
| 7407362 | Method and apparatus for lifting sod from the top | Gerardus J. Brouwer | 2008-08-05 |
| 6834729 | Sod roll pre-starter | Gerardus J. Brouwer | 2004-12-28 |
| 6779610 | Defective sod rejector and deflector | Gerardus J. Brouwer | 2004-08-24 |