Assignee
Inventors
- Helmut Waldmann (52 patents)
- Klaus Nachtkamp (48 patents)
- Josef Pedain (155 patents)
- Anatoly Bazanov (3 patents)
- Alexandre Timofeev (3 patents)
- Natalja Zubritskaya (3 patents)
- Gennady Terechtchenko (3 patents)
US Patent 5900510 · Granted May 4, 1999