Granted Patent
Utility
US 5,440,385 · App. 08/013,965
Integrated isotropic illumination source for translucent item inspection
Inventors:
Howard Fein, Terry L. Graves
Patented Case
View Patent ↗
Granted: Aug 8, 1995
Filed: Feb 5, 1993
Inventors
Howard Fein
Terry L. Graves
Assignee (at issue)
PRESSCO TECHNOLOGY INC.
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.