Assignee
Inventors
- Hartmut Schmode (17 patents)
- Siegfried Storm (14 patents)
- Helmut Thiele (8 patents)
- Ulrich Wiebe (17 patents)
- Bernd David (8 patents)
- Detley Hetland (1 patents)
- Hans-Joachim Kornfeld (3 patents)
- Johann-Georg Salten (2 patents)
US Patent 5500998 · Granted Mar 26, 1996