Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6958836 | Hologram carrier | Jorn Leiber, Stefan Stadler, Stefan Rober, Christoph Dietrich | 2005-10-25 |
| 6881476 | Adhesive security tape | Matthias Gerspach, Christoph Dietrich, Annouschka Blazejewski, Stefan Stadler | 2005-04-19 |