Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5112930 | Modified polyurethanes containing perfluoroaliphatic groups and use thereof | Simpert Ludemann, Michael Bernheim, Bernhard Sandner, Erich Rossler | 1992-05-12 |
| 5047065 | Aqueous finishing agent and process for a soft hand, water and oil repellent treatment for fibrous materials: perfluoro-aliphatic agent, polyethylene and modified hydrogen-alkyl-polysiloxane | Franz Mosch, Erich Rossler, Michael Bernheim, Johan E. De Witte, Rudolf J. Dams | 1991-09-10 |
| 5019428 | Modified polyurethanes containing perfluoroaliphatic groups and use thereof | Simpert Ludemann, Michael Bernheim, Bernhard Sandner, Erich Rossler | 1991-05-28 |