Assignee
Inventors
- Hans-Joachim Bissinger (2 patents)
- Ludwig Schoeder (1 patents)
- Helmut Siegfried Baltruschat (33 patents)
- Manfred Garrecht (2 patents)
- Erich Raddatz (2 patents)
- Wolfgang Fruhstorfer (1 patents)
US Patent 5131945 · Granted Jul 21, 1992