Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9631153 | Adaptable universal method for producing synthetic products | Andreas Unger | 2017-04-25 |
| 5597852 | Method and apparatus for reprocessing solid polyester material | Hartmut Sieckmann, Karl-Heinz Wiltzer | 1997-01-28 |