Assignee
Inventors
- Heiko Schirmer (30 patents)
- Ulrich Niedballa (52 patents)
- Hannelore Niedballa (1 patents)
- Johannes Platzek (127 patents)
- Jose Luis Martin (4 patents)
- Juan Harto (4 patents)
- Jose Carretero (2 patents)
US Patent 7166740 · Granted Jan 23, 2007