Granted Patent
Utility
US 6,236,872 · App. 09/199,744
Signal processing apparatus
Inventors:
Mohamed K. Diab, Esmaiel Kiani-Azarbayjany, Ibrahim M. Elfadel, Rex J. McCarthy, Walter M. Weber, Robert A. Smith
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Nov 25, 1998
Inventors
Mohamed K. Diab
Esmaiel Kiani-Azarbayjany
Ibrahim M. Elfadel
Rex J. McCarthy
Walter M. Weber
Robert A. Smith
Assignee (at issue)
MASIMO 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.