Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7255785 | Apparatus and process for treatment of waste oils | Charlie Jeong | 2007-08-14 |
| 5871618 | Apparatus for reclaiming fuel oil from waste oil | Sung-Rae Lee, Roy B. Jeffries, Norman Arrison, Wlodzimierz P. Rzazewski | 1999-02-16 |