Assignee
Inventors
- Horst Surburg (30 patents)
- Peter Esser (14 patents)
- Steffen Sonnenberg (9 patents)
- Arturetto Landi (1 patents)
- Peter Worner (10 patents)
- Matthias Guntert (12 patents)
- Gerhard Scheideler (1 patents)
US Patent 5874398 · Granted Feb 23, 1999