Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884289 | X-ray scanner for detecting plastic articles | Walter Glockmann | 1989-11-28 |
| 4736401 | X-ray scanner | Gerhard Donges, Cornelius Koch, Georg Geus | 1988-04-05 |
| 4722096 | Apparatus for transradiating objects on a conveyor path | Rolf Dietrich, Gerhard Doenges | 1988-01-26 |
| 4641330 | High voltage supply circuit for an x-ray tube | Georg Geus | 1987-02-03 |
| 4566113 | Method and apparatus for examining the content of containers | Gerhard Donges, Claus Kunze, Karl-Ulrich Stein | 1986-01-21 |
| 4397557 | Optical arrangement for a light scattering type smoke detector | Ortwin Struss | 1983-08-09 |
| 4307388 | Arrangement in order to prevent false alarms of a passive infrared motion alarm | Gerhard Doenges | 1981-12-22 |
| 4271359 | Optical arrangement for a passive infrared motion detector | Gerhard Doenges | 1981-06-02 |
| 4268752 | Optical arrangement for a passive infrared motion detector | Gerhard Doenges | 1981-05-19 |