Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648580 | Supported lewis acid catalysts for hydrocarbon conversion reactions | Frank J. Chen, Roger Spitz, Alan Guyot | 1997-07-15 |
| 5607890 | Supported Lewis acid catalysts derived from superacids useful for hydrocarbon conversion reactions | Frank J. Chen, Alain Guyot, Thierry Hamaide | 1997-03-04 |