Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9394586 | Recovery of rare earth elements and compounds from coal ash | Prakash B. Joshi, Dorin V. Preda, David Skyler, B. David Green, William J. Marinelli | 2016-07-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9394586 | Recovery of rare earth elements and compounds from coal ash | Prakash B. Joshi, Dorin V. Preda, David Skyler, B. David Green, William J. Marinelli | 2016-07-19 |