Assignee
Inventors
- John D. Burr (14 patents)
- Adrian Edward Smith (31 patents)
- Randy K. Hall (19 patents)
- Herm Snyder (1 patents)
- Carlos Schuler (28 patents)
- George S. Axford (13 patents)
- Charles Ray (4 patents)
US Patent 8161969 · Granted Apr 24, 2012