Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637254 | Sensor element having a protective device | Volker Gandert | 2003-10-28 |
| 6632773 | Heat-sensitive recording materials and method for authenticity checking | Erich Kranz, Karsten Süssenbach, Gerhard Stork, Michael Reimann | 2003-10-14 |
| 6623852 | Use of a heat-sensitive recording material as a label | Jutta Berndt, Bernd Gerecht | 2003-09-23 |