Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9114358 | Acid-impregnated activated carbon and methods of forming and using the same | Richard Lyle Johnson, Jin Kwon Tak | 2015-08-25 |
| 8198211 | Acid-impregnated activated carbon and methods of forming and using the same | Richard Lyle Johnson, Jin Kwon Tak | 2012-06-12 |