Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8357221 | Slow-release fertilizer and method of making and using same | William E. King, Stanley J. Norris | 2013-01-22 |
| 8182572 | Slow-release fertilizer and method of making and using same | William E. King, Stanley J. Norris | 2012-05-22 |