Assignee
Inventors
- Wolf-Ulrich Nickel (6 patents)
- Rainer Henning (70 patents)
- Wolfgang Ruger (17 patents)
- Ulrich Lerch (24 patents)
- Hansjorg Urbach (62 patents)
- Franz Hock (13 patents)
- Gabriele Wiemer (8 patents)
US Patent 5091427 · Granted Feb 25, 1992