Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6995117 | Translucent web-type recording material and a method for producing the same | — | 2006-02-07 |
| 6632773 | Heat-sensitive recording materials and method for authenticity checking | Erich Kranz, Gerhard Stork, Michael Reimann, Wolfgang Wagner | 2003-10-14 |