Assignee
Inventors
- Rudolf Hauptmann (30 patents)
- Peter Swetly (11 patents)
- Peter Meindl (3 patents)
- Gunther Adolf (11 patents)
- Edgar Falkner (4 patents)
- Gerhard Bodo (6 patents)
- Ingrid Maurer-Fogy (18 patents)
US Patent 4917887 · Granted Apr 17, 1990