Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6365778 | Process for the preparation of N-alkypolyhydroxyalkylamines from monoalkylamine and reducing sugar | Andreas Gallas, Hubert Seitz, Frank Weinelt | 2002-04-02 |
| 4742039 | Adsorbents based on phyllosilicic acids which have been modified so as to be organophilic | Hans-Peter Rieck, Hans-Jurgen Kalz, Jochen M. Quack, Armin K. Weiss | 1988-05-03 |
| 4450116 | 3-Oxypropyleneimino-bis-(methylene phosphonic acids) and their salts, process for their manufacture and their use | Hans Morawietz, Erich Hoffman, Kurt Bauer | 1984-05-22 |