Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338441 | Liquefaction process | Steve C. LeViness, Steve J. Hsia, Michael Y. Wen, Stephen M. Davis, Claude C. Culross | 1994-08-16 |
| 5294349 | Coal depolymerization and hydroprocessing | George M. Kramer, Edwin R. Ernst, Chang S. Hsu, Gopal H. Singhal | 1994-03-15 |