Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5019149 | Fertilizer and method for foliar treatment of iron-deficient plants | Edwin F. Hawkins, John G. Clapp, Jr. | 1991-05-28 |
| 4637921 | Process for producing ammonium polyphosphate | Byron M. McCarver | 1987-01-20 |
| 4219348 | Storage-stable nitrogen-zinc foliar spray compositions | Thomas M. Parham, Jr. | 1980-08-26 |