Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815660 | Optoelectronic monitoring device | Olaf Henkel | 2004-11-09 |
| 6737970 | Opto-electronic apparatus for monitoring and detection of intrusion of an object | Georg Plasberg, Heiner Juers, Gehard Mutter | 2004-05-18 |