Assignee
Inventors
- Robert E. Herchick (5 patents)
- David C. Heidenrcich (1 patents)
- Erik Leonard Olson (4 patents)
- Joseph W. Guinter (2 patents)
- David A. Peterman (2 patents)
- Arthur F. Gouker (1 patents)
- Timothy A. Clapp (5 patents)
US Patent 8066619 · Granted Nov 29, 2011