Assignee
Inventors
- Terry L. Zimmerman (34 patents)
- John C. Goodwin, III (110 patents)
- Scott A Bitner (1 patents)
- Christopher M. Haynes (3 patents)
- Gregory H. Campbell (1 patents)
- Kelly S. Harrelson (4 patents)
US Patent 7533127 · Granted May 12, 2009