Assignee
Inventors
- James B. Welch (19 patents)
- Douglas E. Wilkinson (6 patents)
- Patrick A. Leonhardt (24 patents)
- Michael H. Oberth (12 patents)
- Barry D. Stephens (17 patents)
- Sean Thompson (20 patents)
- Donald L. Crothers (2 patents)
US Patent 8109692 · Granted Feb 7, 2012