Assignee
Inventors
- Friedrich Closs (6 patents)
- Thomas Frey (4 patents)
- Dirk Funhoff (15 patents)
- Karl Siemensmeyer (53 patents)
- Helmut Ringsdorf (18 patents)
- Dietrich Haarer (25 patents)
- Peter Strohriegl (14 patents)
US Patent 5393626 · Granted Feb 28, 1995