Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10563283 | Methods, materials and techniques for precious metal recovery | Duane Nelson, Steve Scott, Mohammad Doostmohammadi | 2020-02-18 |
| 10526682 | Methods, materials and techniques for precious metal recovery | Duane Nelson, Mohammad Doostmohammadi, Ishwinder Singh Grewal | 2020-01-07 |