Assignee
Inventors
- Peter Hammann (14 patents)
- Susanne Grabley (33 patents)
- Hartmut Voelskow (12 patents)
- Burkhard Sachse (36 patents)
- Wolfgang Raether (30 patents)
- Carlo Giani (11 patents)
- Gerhard Seibert (36 patents)
US Patent 5158888 · Granted Oct 27, 1992