Granted Patent
Utility
US 5,214,686 · App. 07/808,181
Three-dimensional panoramic dental radiography method and apparatus which avoids the subject's spine
Inventor:
Richard L. Webber
Patented Case
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Granted: May 25, 1993
Filed: Dec 13, 1991
Inventor
Richard L. Webber
Assignee (at issue)
WAKE FOREST UNIVERSITY
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.