Assignee
Inventors
- Glenn A. Knoblock (41 patents)
- Arnold B. Dammermann (33 patents)
- Larry DeKraker (35 patents)
- Kurt R. Heidmann (207 patents)
- Gordon J. Peterson (175 patents)
- Charles P. Roossien (25 patents)
- David S. Teppo (32 patents)
US Patent 7712834 · Granted May 11, 2010