Granted Patent
Utility
US 5,227,631 · App. 07/876,964
Infrared detector of the type used in infrared spectrometers
Inventors:
Leon J. Hunter, III, Robert A. Miller
Patented Case
View Patent ↗
Granted: Jul 13, 1993
Filed: Apr 30, 1992
Inventors
Leon J. Hunter, III
Robert A. Miller
Assignee (at issue)
Nicolet Instrument 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.