Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6118033 | Method for preparing heptafluoropropane | Peter Hopp | 2000-09-12 |
| 5744010 | Process for the preparation of the non-toxic salts of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and arrangement for carrying out this process | Gunter Roscher, Heinz Litterer, Axel Engelmann, Bernd Laugwitz, Hans-Dietmar Schnabel | 1998-04-28 |
| 5490936 | Process for catalyst recovery | Ernst I. Leupold, Bernd Laugwitz, Gunther Duchatsch, Ulrich Meyer-Blumenroth | 1996-02-13 |
| 5475128 | Process for preparing dialkyl vinylphosphonates | Gunter Roscher, Bernd Laugwitz | 1995-12-12 |