Assignee
Inventors
- Helmut Schickaneder (37 patents)
- Peter Morsdorf (18 patents)
- Stefan Postius (8 patents)
- Istvan Szelenyi (37 patents)
- Rolf Herter (18 patents)
- Herbert Hansen (7 patents)
- Kurt H. Ahrens (31 patents)
US Patent 4559344 · Granted Dec 17, 1985