Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5362844 | Continuous process for the production of polyester for food packaging | Ulrich Thiele | 1994-11-08 |
| 5292865 | Process for preparation and after-treatment of polyester pellets | Ulrich Thiele | 1994-03-08 |