Assignee
Inventors
- Klaus Becker (78 patents)
- Robert W. Hawkins (8 patents)
- Dan Burke (11 patents)
- Jerry A. Sandau (3 patents)
- Bruce A. Coers (70 patents)
- Dohn W. Pfeiffer (33 patents)
- Mark Charles DePoorter (20 patents)
US Patent 7690973 · Granted Apr 6, 2010