Assignee
Inventors
- Gary R. Gillingham (69 patents)
- Fred H. Wahlquist (35 patents)
- Thomas R. Olson (52 patents)
- Charles Jensen (7 patents)
- Ervin Fuchs (12 patents)
- Eugene Wilson (12 patents)
- Robert Widerski (7 patents)
US Patent 9757673 · Granted Sep 12, 2017