Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11331676 | Cleaning and dewatering fine coal | Roe-Hoan Yoon | 2022-05-17 |
| 10562038 | Cleaning and dewatering fine coal | Roe-Hoan Yoon | 2020-02-18 |
| 9789492 | Cleaning and dewatering fine coal | Roe-Hoan Yoon, Chad Freeland | 2017-10-17 |