Assignee
Inventors
- Christoph Sigwart (33 patents)
- Rolf Fischer (244 patents)
- Rainer Becker (110 patents)
- Klaus-Dieter Plitzko (7 patents)
- Gerd Heilen (17 patents)
- Christof Palm (6 patents)
- Peter Groll (11 patents)
US Patent 5939590 · Granted Aug 17, 1999