Assignee
Inventors
- Timothy G Olex (3 patents)
- David Zander (4 patents)
- Christian R. Ritchey (1 patents)
- Martin R. Scherzer (2 patents)
- David D. Friske (8 patents)
- Lee W. Davis (8 patents)
- Carlos Agudelo (1 patents)
US Patent 7934421 · Granted May 3, 2011