Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8063176 | Method and device for the crystallization of polyester material | Stefan Deiß, Brigitte Otto | 2011-11-22 |
| 5143308 | Recycling system | Eric Koelsch, Joseph M. Shields, Jr. | 1992-09-01 |