Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5284981 | Ion exchangers modified with mercapto amines | Udo Rudolph, Claus Wulff | 1994-02-08 |
| 5212206 | Ion exchange modified with mercapto amines | Udo Rudolph, Claus Wulff | 1993-05-18 |
| 4912263 | Ionic exchangers modified with thiazolines | Udo Rudolph, Claus Wulff, Jurgen Hinz | 1990-03-27 |
| 4369293 | Catalyst for the preparation of bisphenols | Frieder Heydenreich, Claus Wulff, Lothar Klein, Hans-Jurgen Meissner | 1983-01-18 |