Assignee
Inventors
- Wolfgang Borst (5 patents)
- Wolfgang Botzenhardt (7 patents)
- Siegfried Dais (9 patents)
- Otto Karl (20 patents)
- Uwe Kiencke (23 patents)
- Martin Litschel (7 patents)
- Herbert Lohner (11 patents)
US Patent 5105441 · Granted Apr 14, 1992