Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6711850 | Plant growth media and processes for production thereof and compositions for use therein | Mark Yelanich | 2004-03-30 |
| 5492553 | Solubility compound fertilizer compositions | Robert Bouke Peters | 1996-02-20 |
| 5395418 | Solubility compound fertilizer compositions | Robert Bouke Peters | 1995-03-07 |
| 5171349 | Solubility compound fertilizer compositions | Robert Bouke Peters | 1992-12-15 |