Granted Patent
Utility
US 5,672,864 · App. 08/606,671
Light integrator
Inventor:
Martin C. Kaplan
Patented Case
View Patent ↗
Granted: Sep 30, 1997
Filed: Feb 26, 1996
Inventor
Martin C. Kaplan
Assignee (at issue)
EASTMAN KODAK COMPANY
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.