Assignee
Inventors
- Ulrich Wiebe (17 patents)
- Hartmut Schmode (17 patents)
- Armin Herzog (8 patents)
- Joachim Kornfeld (2 patents)
- Detlev Hetland (19 patents)
- Bernd David (8 patents)
- Gunther Hanning (4 patents)
- Unknown
- Gernot Siegmund (1 patents)
US Patent 5724870 · Granted Mar 10, 1998