Assignee
Inventors
- Josef Sauer (1 patents)
- Friedrich Engelhardt (52 patents)
- Kerstine Rabas (1 patents)
- Ulrich Karsunky (6 patents)
- Wolfram Schidlo (3 patents)
- Jochen M. Quack (16 patents)
- Alwin Reng (17 patents)
- Werner Skrypzak (10 patents)
US Patent 4722958 · Granted Feb 2, 1988