Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5516498 | Process for the removal of sulfur dioxide from gases | Willem J. J. van der Wal, John Wilhelm Geus | 1996-05-14 |
| 5482616 | Process for hydrogenation and/or dehydrogenation | Nilanjan Brahma, John Wilhelm Geus | 1996-01-09 |
| 5235108 | Process for preparing secondary alkylamine | Frederik Borninkhof, Pieter Hildegardus Berben | 1993-08-10 |
| 4725573 | Copper-nickel catalyst and process for its production | Carolus Matthias Anna Maria Mesters, John Wilhelm Geus, Onno L. J. Gijzeman | 1988-02-16 |
| 4711773 | Process for the production of hydrogen | Carolus Matthias Anna Maria Mesters, John Wilhelm Geus | 1987-12-08 |
| 4657888 | Process for the production of a catalyst | Carolus Matthias Anna Maria Mesters, John Wilhelm Geus, Onno L. J. Gijzeman | 1987-04-14 |