Granted Patent
Utility
US 6,304,693 · App. 09/454,073
Efficient arrangement for coupling light between light source and light guide
Inventors:
Roger Buelow, John M. Davenport, Juris Sulcs
Patented Case
View Patent ↗
Granted: Oct 16, 2001
Filed: Dec 2, 1999
Inventors
Roger Buelow
John M. Davenport
Juris Sulcs
Assignee (at issue)
Fiberstar, 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.