Assignee
Inventors
- Julius Deutsch (10 patents)
- Heinz Gries (66 patents)
- Erich Klieger (10 patents)
- Ulrich Niedballa (52 patents)
- Franz-Josef Renneke (8 patents)
- Juergen Conrad (5 patents)
- Wolfgang Muetzel (6 patents)
US Patent 5482700 · Granted Jan 9, 1996