Assignee
Inventors
- Jurgen Muller (90 patents)
- Manfred Schmidt (213 patents)
- Dieter Wauer (4 patents)
- Thomas Zehetmaier (7 patents)
- Georges Brys (1 patents)
- Emile Schoeters (7 patents)
- Werner Haug (39 patents)
- Walter Bauer (73 patents)
US Patent 4960994 · Granted Oct 2, 1990