Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5837780 | Poly (meth) acrylamides with improved color stability under thermal stress | Klaus Albrecht, Hartmut Schikowsky | 1998-11-17 |
| 5705189 | Thermoplastic material for drug coatings which dissolve in intestinal juices | Klaus Lehmann | 1998-01-06 |
| 5548033 | Process for the short-time treatment of a plastic melt with a liquid treatment agent and the plastic thus produced | Heinz Vetter, Joachim Dutschke, Hartmut Schikowsky | 1996-08-20 |
| 5135985 | Homogeneous mixture of polymethacrylimide polymers | Heinz Vetter, Jens-Dieter Fischer, Hartmut Schikowsky | 1992-08-04 |
| 5110877 | Method for imidizing an alkyl methacrylate polymer | Heinz Vetter, Manfred Brehm, Guenter Schroeder, Roland Reiner | 1992-05-05 |