Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5771980 | Soil leveling apparatus with improved frame and hitch | — | 1998-06-30 |
| 5511625 | Soil leveling apparatus with improved frame and hitch | — | 1996-04-30 |
| 5213164 | Soil leveling apparatus with improved frame and hitch | — | 1993-05-25 |
| 5024280 | Soil leveling apparatus with improved frame and hitch | — | 1991-06-18 |
| 4924945 | Soil leveling apparatus with improved scraper member | — | 1990-05-15 |
| 4585075 | Soil leveling apparatus with improved frame and hitch | — | 1986-04-29 |
| 4448258 | Soil leveling apparatus | — | 1984-05-15 |
| 4418759 | Soil leveling apparatus | — | 1983-12-06 |