Assignee
Inventors
- Helmut Altheimer (76 patents)
- Robert Kaster (17 patents)
- Martin Zimmermann (11 patents)
- Wolfgang Becken (37 patents)
- Gregor Esser (74 patents)
- Dietmar Uttenweiler (25 patents)
- Andrea Welk (38 patents)
US Patent 9638935 · Granted May 2, 2017