Assignee
Inventors
- Othmar Stelzer (6 patents)
- Franz Peter Schmidtchen (1 patents)
- Antonella Hessler (1 patents)
- Michael Tepper (2 patents)
- Harald Dibowski (1 patents)
- Michael Riedel (18 patents)
- Helmut Bahrmann (77 patents)
US Patent 6187953 · Granted Feb 13, 2001