Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803118 | Marker for use in a magnetic anti-theft security system | Hartwin Weber, Gernot Hausch | 2004-10-12 |
| 6689490 | Display element for employment in a magnetic anti-theft security system | Hartwin Weber, Gernot Hausch | 2004-02-10 |