Assignee
Inventors
- Mark N. Bonner (6 patents)
- Ralph H. Carmen (20 patents)
- Geoffrey F. Ringle (5 patents)
- Douglas Smith (13 patents)
- Izrail Tsals (44 patents)
- Thomas G. Moore (18 patents)
- Ronald K. Hamlin (1 patents)
US Patent 4904995 · Granted Feb 27, 1990