Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9555454 | Polymer coated sand and methods of manufacture and use | Yi Dong | 2017-01-31 |
| 5614077 | Electrochemical system and method for the removal of charged species from contaminated liquid and solid wastes | J. Kenneth Wittle | 1997-03-25 |