Assignee
Inventors
- Siegfried Zeller (9 patents)
- Konstantin Milionis (14 patents)
- Johann Reidetschlager (4 patents)
- Leopold Werner Kepplinger (32 patents)
- Johann Zirngast (4 patents)
- Johannes Schenk (40 patents)
- Roy Hubert Whipp, Jr. (18 patents)
US Patent 6569377 · Granted May 27, 2003