Assignee
Inventors
- David R. Petrucci (28 patents)
- Charles A. Massoll (22 patents)
- Donald B. Hibbard, Jr. (11 patents)
- Nathan C. Callaghan (5 patents)
- Mark A. Wisnewski (20 patents)
- David J. Trzcinski (13 patents)
- Steven P. Schwinke (25 patents)
US Patent 8508419 · Granted Aug 13, 2013