Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684087 | Process for producing thermoplastic granulated polymer material from polymer solutions | Claus Wulff, Gottfried Zaby, Clemens Casper, Thomas Bamberger, Hugo Obermann | 1997-11-04 |
| 5603565 | Multi-shaft worm machine having uniformly twisting and countertwisting worm elements | — | 1997-02-18 |