Assignee
Inventors
- Siegbert Brand (33 patents)
- Eberhard Ammermann (454 patents)
- Gisela Lorenz (377 patents)
- Hubert Sauter (305 patents)
- Klaus Oberdorf (62 patents)
- Uwe Kardorff (116 patents)
- Christoph Kuenast (68 patents)
US Patent 5677347 · Granted Oct 14, 1997