Granted Patent
Utility
US 6,721,079 · App. 10/215,054
Optical path length tuning methods in etalons
Inventors:
Pochi A. Yeh, Scott Patrick Campbell
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Aug 8, 2002
Inventors
Pochi A. Yeh
Scott Patrick Campbell
Assignee (at issue)
Accumux Technologies, 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.