Assignee
Inventors
- Stefan Zikeli (56 patents)
- Ernst Rauch (9 patents)
- Hermann Koberger (3 patents)
- Friedrich Ecker (36 patents)
- Hartmut Ruf (20 patents)
- Raimund Jurkovic (10 patents)
- Franz Schwenninger (10 patents)
US Patent 5968434 · Granted Oct 19, 1999