Assignee
Inventors
- Alfred Porst (8 patents)
- Helmut Strack (74 patents)
- Anton Mauder (302 patents)
- Hans-Joachim Schulze (616 patents)
- Heinrich Brunner (11 patents)
- Josef Bauer (47 patents)
- Reiner Barthelmess (27 patents)
US Patent 6441408 · Granted Aug 27, 2002