Assignee
Inventors
- Heinz Eggensperger (18 patents)
- Karl-Heinz Diehl (15 patents)
- Helmut Nolte (3 patents)
- Helmut Rackur (3 patents)
- Ute Eggers-Maass (2 patents)
- Michael Mohr (12 patents)
- Lower Bernd (2 patents)
- Wolfgang Beilfuss (58 patents)
US Patent 5185145 · Granted Feb 9, 1993