Assignee
Inventors
- Jurg Faas (47 patents)
- Eduard Nuessli (1 patents)
- Christof Grundler (1 patents)
- Paul Staheli (25 patents)
- Daniel Hanselmann (21 patents)
- Robert Demuth (56 patents)
- Rene Waeber (9 patents)
- Peter Fritzsche (16 patents)
US Patent 5025533 · Granted Jun 25, 1991