Assignee
Inventors
- Ulrich Schirmer (64 patents)
- Stefan Karbach (26 patents)
- Ernst-Heinrich Pommer (93 patents)
- Eberhard Ammermann (454 patents)
- Wolfgang Steglich (14 patents)
- Barbara Schwalge (20 patents)
- Timm Anke (10 patents)
US Patent 4723034 · Granted Feb 2, 1988