Granted Patent
Utility
US 5,866,820 · App. 08/718,257
Coil volumetric and surface defect detection system
Inventors:
Kenneth R. Camplin, Dennis D. Lang, Darrel P. Kohlhorst, Daniel P. Geier, Gary D. Novak, Sean Fitzpatrick, Glenn E. McNeelege, Bradley E. Cox, Richard C. Brewer, Thomas A. Artman, Mark Hooker
Patented Case
View Patent ↗
Granted: Feb 2, 1999
Filed: Sep 20, 1996
Inventors
Kenneth R. Camplin
Dennis D. Lang
Darrel P. Kohlhorst
Daniel P. Geier
Gary D. Novak
Sean Fitzpatrick
Glenn E. McNeelege
Bradley E. Cox
Richard C. Brewer
Thomas A. Artman
Mark Hooker
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.