Assignee
Inventors
- Helmut Patzelt (21 patents)
- Wolfgang Russ (3 patents)
- Joachim Kieserling (5 patents)
- Walter Ruckert (2 patents)
- Klaus-Peter Kuhn (17 patents)
- Karl Peitsmeier (18 patents)
- Manfred Link (21 patents)
US Patent 5291800 · Granted Mar 8, 1994