Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4443625 | Product for treating soil to suppress the nitrification of ammonium nitrogen therein | Jeffrey D. Griffith | 1984-04-17 |
| 4317672 | Method and product for treating soil to suppress the nitrification of ammonium nitrogen therein | Jeffrey D. Griffith | 1982-03-02 |