Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8028632 | Prescision hoe opener with swing link between cylinder and shank | Nicholas George Alfred Ryder, Gerard James Gadzella | 2011-10-04 |
| 8028759 | Prescision hoe opener with swing link between cylinder and shank | Nicholas George Alfred Ryder, Gerard James Gadzella | 2011-10-04 |
| 8011440 | Precision hoe opener assembly with adjustable packer wheel location | Nicholas George Alfred Ryder, Gordon Anthony Engel, Gerard James Gadzella, Barry M. Pomedli, Jim Henry | 2011-09-06 |
| 7866410 | Precision hoe opener with swing link between cylinder and shank | Nicholas George Alfred Ryder, Gerard James Gadzella | 2011-01-11 |