Assignee
Inventors
- Susanne Grabley (33 patents)
- Joachim Wink (31 patents)
- Carlo Giani (11 patents)
- Gerhard Seibert (36 patents)
- Wolfgang Raether (30 patents)
- Susanne Dobreff (2 patents)
- Axel Zeeck (14 patents)
US Patent 4945108 · Granted Jul 31, 1990