Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6364363 | Film with a security feature, a process for the production thereof and the use thereof as packaging material | Christian Kuckertz, Adolf Ahrens | 2002-04-02 |
| 6346321 | Film with protective feature, a method of producing it and also its use as packaging material | Christian Kuckertz, Adolf Ahrens | 2002-02-12 |