Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6623852 | Use of a heat-sensitive recording material as a label | Wolfgang Wagner, Bernd Gerecht | 2003-09-23 |
| 6326330 | Thermo-sensitive printing sheet comprising a back coating containing starch, an acrylate copolymer and an alkaline catalyst | Wolfgang Wagner, Franz Wirnitzer | 2001-12-04 |