Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5800913 | Heat-sealable, white-opaque, biaxially oriented, multi-layer polypropylene film, process for the production thereof, and the use thereof | Michael Schreck, Adolf Wilhelm | 1998-09-01 |
| 4734318 | Multilayer packaging film having superior scratch resistance | Guenther Crass, Lothar Bothe | 1988-03-29 |