Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8497012 | Authenticity mark in the form of a luminescent substance | Thomas Giering, Kai Uwe Stock | 2013-07-30 |
| 8367188 | Authenticity mark in the form of luminescent substances | Thomas Giering, Kai Uwe Stock, Gregor Grauvogl | 2013-02-05 |