Assignee
Inventors
- Richard W. Nichols (7 patents)
- James S. Mason (45 patents)
- Gilbert M. Shows (4 patents)
- Joel C. Roper (10 patents)
- Raymond D. Eppich (4 patents)
- Gustavo A. Burnum (2 patents)
- Ike Y. Chang (6 patents)
US Patent 8334809 · Granted Dec 18, 2012