Assignee
Inventors
- Cyrill Zagar (79 patents)
- Gerhard Hamprecht (198 patents)
- Markus Menges (19 patents)
- Olaf Menke (31 patents)
- Peter Schafer (122 patents)
- Karl-Otto Westphalen (265 patents)
- Ulf Misslitz (117 patents)
- Helmut Walter (219 patents)
US Patent 6232470 · Granted May 15, 2001