Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5908913 | Process for the continuous production of polyurethane and polyurethane urea prepolymers | Klaus Wulff, Peter Hoeltzenbein, Helmut Judat, Hans Wagner, Gottfried Zaby +1 more | 1999-06-01 |
| 5360885 | Process for the continuous production of polyurethane and polyurethane urea elastomers | Klaus Wulff, Peter Hoeltzenbein, Helmut Judat, Hans Wagner, Gottfried Zaby +1 more | 1994-11-01 |
| 5237001 | Thermoplastic compositions of polyurethanes and partly crosslinked alkyl acrylate copolymers | Karl-Erwin Piejko, Christian Lindner, Hans-Eberhard Braese | 1993-08-17 |
| 4886685 | Layer elements and their production | Gerhard Wegner | 1989-12-12 |
| 4828917 | Layer of metallomacrocyclic polymer on substrate | Gerhard Wegner | 1989-05-09 |