Assignee
Inventors
- Thomas T. Hansen (13 patents)
- Jerome J. Hoffman (10 patents)
- Timothy M. Shafer (16 patents)
- Nicholas J. Schade (4 patents)
- David Lange (12 patents)
- Clark L. Smith (40 patents)
- Rod Brune (11 patents)
US Patent 8378772 · Granted Feb 19, 2013