Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4786204 | Clamping apparatus with bi-directional clamping device | — | 1988-11-22 |
| 4753297 | Rotary disk tool assembly and material dispensing and crop cutting implements | Robert R. Owen | 1988-06-28 |
| 4660653 | Rotary disk tool assembly and implements | Robert R. Owen | 1987-04-28 |
| 4585073 | Rotary disk tool assembly and implements | Robert R. Owen | 1986-04-29 |
| 4236586 | Land leveling apparatus with section blade assembly | Benjamin A. Shader | 1980-12-02 |
| 4236587 | Ground-working apparatus and hitch assembly therefor | Benjamin A. Shader | 1980-12-02 |