Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639921 | Method of producing difluoromethyl ethers and esters and ethers and esters produced thereby | Wieland Tyrra, Regina Moeckel | 1997-06-17 |
| 5455371 | Method of producing difluoromethyl ethers and esters and ethers and esters produced thereby | Wieland Tyrra, Regina Moeckel | 1995-10-03 |
| 4922041 | Method for producing CF.sub.3 I | Wieland Tyrra, Birgit Kock, Werner Rudolph, Bernd Wilkes | 1990-05-01 |
| 4900867 | Process for producing fluorosulfonamides | Bernd Wilkes, Werner Rudolph, Ruediger Sander | 1990-02-13 |