Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5142133 | Apparatus for the control of venetian blinds including photodetector means for detecting the angle of incidence of sun light | Michael Kern, Ekkehard Schull, Frank Zimmermann | 1992-08-25 |
| 5121782 | Protective covering for a marquee on an articulated arm | Hans W. Renkhoff, Wolfgang Mittmann, Claus Moser | 1992-06-16 |