Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5880193 | Dispersants for pigment concentrates | Fritz Berke, Volker Schrenk, Manfred Scheiba, Guenter Hahn | 1999-03-09 |
| 5032458 | Polyester film | Hermann Dallmann, Wolfgang Gawrisch, Hartmut Hensel | 1991-07-16 |
| 4921670 | Process for producing polyester film containing a slip agent | Hermann Dallmann, Lothar Bothe, Guenther Crass | 1990-05-01 |
| 4902138 | Measuring component concentration in a gas blend | Heinz-Dieter Goeldner, Bertold Horn, Thomas Liedtke, Wolf-Ruediger Marx | 1990-02-20 |
| 4801640 | Polyester film having improved abrasion resistance manufactured from particle-filled polyester having nucleating agent dispersed therein | Hermann Dallmann, Wolfgang Gawrisch, Hartmut Hensel | 1989-01-31 |
| 4751139 | Biaxially oriented film having high scratch and abrasion resistance | Hartmut Hensel, Hermann Dallmann | 1988-06-14 |
| 4746703 | Oriented plastic film having specific surface topography | Hermann Dallmann, Walter Seifried, Siegfried Janocha, Harmut Hensel | 1988-05-24 |
| 4682031 | Infrared gas analyzer | Walter Fabinski | 1987-07-21 |