Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11059008 | Revolving chamber oscillation mixing devices and associated methods | Richard W. Alexander | 2021-07-13 |
| 10960444 | Closure methods for mines | William H. Simon, Richard W. Alexander | 2021-03-30 |
| 10926308 | Method and reagent system for treating mercury-contaminated material | — | 2021-02-23 |