Granted Patent
Utility
US 5,212,748 · App. 07/551,554
Fiber optic mixer and spectrometer
Inventors:
Lawrence E. Curtiss, Richard D. Driver
Patented Case
View Patent ↗
Granted: May 18, 1993
Filed: Jul 11, 1990
Inventors
Lawrence E. Curtiss
Richard D. Driver
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.