Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677529 | Passive infrared sensor using a pair of sensors and reflectors for a 270 degree field of view | Gunter A. Hofmann, Manfred Zimmerhackl, Jens Lang, Rainer Rosch, Lothar Blomberg | 1997-10-14 |