Assignee
Inventors
- Martin Hostalek (11 patents)
- Ludwig Pohl (59 patents)
- Dietrich Erdmann (9 patents)
- Herbert Schumann (14 patents)
- Uwe Hartmann (5 patents)
- Meino Heyen (6 patents)
- Holger Jurgensen (25 patents)
US Patent 5015747 · Granted May 14, 1991