Granted Patent
Utility
US 5,490,505 · App. 08/132,812
Signal processing apparatus
Inventors:
Mohamed K. Diab, Esmaiel Kiani-Azarbayjany, Walter M. Weber
Patented Case
View Patent ↗
Granted: Feb 13, 1996
Filed: Oct 6, 1993
Inventors
Mohamed K. Diab
Esmaiel Kiani-Azarbayjany
Walter M. Weber
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.