Granted Patent
Utility
US 6,204,970 · App. 09/460,228
Method of spectrally tuning a filter
Inventors:
Scott M. Hellman, Kurt Francis
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Dec 13, 1999
Inventors
Scott M. Hellman
Kurt Francis
Assignee (at issue)
CORNING INCORPORATED
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.