Assignee
Inventors
- Klaus D. Schomann (24 patents)
- Peter Hammerschmitt (6 patents)
- Sibylle Brosius (19 patents)
- Kal-Heinz Feuerherd (1 patents)
- Bernhard Albert (39 patents)
- Michael Schmitt (30 patents)
- Michael Acker (14 patents)
US Patent 5235573 · Granted Aug 10, 1993