Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5734068 | Silver catalyst for the oxidation of ethylene to ethylene oxide and process for preparing ethylene oxide | Burkhard Klopries, Harald Metz, Wilma Dibowski, Jurgen Pospiech | 1998-03-31 |
| 5668077 | Silver catalyst for the oxidation of ethylene oxide | Burkhard Klopries, Harald Metz, Wilma Dibowski, Jurgen Pospiech | 1997-09-16 |
| 5281728 | Oxidation of ethylene | Christian Wunde, Wilma Dibowski | 1994-01-25 |
| 5173469 | Silver catalyst suitable for oxidation of ethylene and process for the production of the catalyst | Christian Wunde, Wilma Dibowski | 1992-12-22 |