Assignee
Inventors
- Gerhard Hoffmann (75 patents)
- Klaus Lukas (7 patents)
- Stephan Lechner (1 patents)
- Ferdinand Steiner (1 patents)
- Helmut Baumgartner (3 patents)
- Ekkehard Lohmann (1 patents)
- Matthias Leclerc (1 patents)
US Patent 5608800 · Granted Mar 4, 1997