Assignee
Inventors
- Joachim Steffen (24 patents)
- Helmut Riesenegger (4 patents)
- Klaus Abele (4 patents)
- Hartmut Gaertner (5 patents)
- Juergen Liegel (5 patents)
- Gerhard Herrmann (23 patents)
- Juergen Kahler (1 patents)
US Patent 8520303 · Granted Aug 27, 2013