Granted Patent
Utility
US 6,025,913 · App. 09/130,194
Digital signal processing (DSP) techniques for FT-IR multiple modulation measurements using a photoelastic modulator
Inventor:
Raul Curbelo
Patented Case
View Patent ↗
Granted: Feb 15, 2000
Filed: Aug 5, 1998
Inventor
Raul Curbelo
Assignee (at issue)
Bio-Rad Laboratories, 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.