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, Anait Scherer, B. David Green | 2016-07-19 |
| 8968688 | Recovery of rare earth elements and compounds from coal ash | Prakash B. Joshi, Dorin V. Preda, David Skyler, Anait Tsinberg, B. David Green | 2015-03-03 |
| 5461477 | Method and apparatus for imaging | Karl Holtzclaw, Steven J. Davis, Byron D. Green | 1995-10-24 |