Granted Patent
Utility
US 6,157,502 · App. 09/347,818
Optical bench circularizer having alignment indentations and associated methods
Inventor:
Alan D. Kathman
Patented Case
View Patent ↗
Granted: Dec 5, 2000
Filed: Jul 2, 1999
Inventor
Alan D. Kathman
Assignee (at issue)
DigitalOptics Corporation
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.