Assignee
Inventors
- Werner Skuballa (97 patents)
- Bernd Raduechel (38 patents)
- Helmut Vorbrueggen (40 patents)
- Jorge Casals-Stenzel (23 patents)
- Ekkehard Schillinger (18 patents)
- Gerda Mannesmann (12 patents)
- Bob Nieuweboer (8 patents)
US Patent 4497830 · Granted Feb 5, 1985