Assignee
Inventors
- Andreas Almsick (12 patents)
- Elmar Gatzweiler (94 patents)
- Erwin Hacker (92 patents)
- Ralf Braun (44 patents)
- Hubert Menne (24 patents)
- Klaus Trabold (12 patents)
- Christian Waldraff (36 patents)
US Patent 9867376 · Granted Jan 16, 2018