Assignee
Inventors
- Dieter Lutz (49 patents)
- Franz-Josef Horth (2 patents)
- Hartmut Heide (1 patents)
- Hilmar Gobel (23 patents)
- Alan E. L. Littell (1 patents)
- Josef Vonderau (2 patents)
- Armin Heid (1 patents)
- Erich Scheer (14 patents)
US Patent 5553695 · Granted Sep 10, 1996