Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6324922 | Automated soil analysis system | — | 2001-12-04 |
| 5974899 | Soil nutrient extraction method using pressurized hot water | — | 1999-11-02 |
| 5673823 | Compact bottom feed container | D. Scott Hanks | 1997-10-07 |