Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7702108 | Use of communication equipment and method for authenticating an item, unit and system for authenticating items, and authenticating device | Anton Bleikolm, Olivier Rozumek, Edgar Müller, Olivier Brémond | 2010-04-20 |
| 5199981 | Pigment compositions including intaglio printing ink waste | Ovart NitidandhaPrabhas | 1993-04-06 |
| 4420515 | Metallization process for protecting documents of value | Haim Bretler | 1983-12-13 |