Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6680272 | Catalysts and processes using them | Philippe Buess, Raphael Frans Caers, Alfred Frennet, Eric Ghenne, Norbert Kruse | 2004-01-20 | $236,480,000 |
| 6362239 | Catalysts and processes using them | Philippe Buess, Raphael Frans Caers, Alfred Frennet, Eric Ghenne, Norbert Kruse | 2002-03-26 | $531,495,000 |