Assignee
Inventors
- Hubert Holderer (61 patents)
- Peter Ruemmer (1 patents)
- Michael Trunz (15 patents)
- Bernhard Geuppert (1 patents)
- Thomas Polzer (7 patents)
- Johan Dries (1 patents)
- Hugo Timmers (1 patents)
- Albert Post (1 patents)
US Patent 6259571 · Granted Jul 10, 2001