Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308048 | Production of ammonium potassium polyphosphates | Richard C. Sheridan, John F. McCullough | 1981-12-29 |
| T996001 | Production of ammonium potassium polyphosphates | Richard C. Sheridan, John F. McCullough | 1980-07-01 |