Granted Patent
Utility
US 4,733,404 · App. 06/934,879
Apparatus and method for signal processing
Inventor:
Vladimir E. Ostoich
Patented Case
View Patent ↗
Granted: Mar 22, 1988
Filed: Nov 25, 1986
Inventor
Vladimir E. Ostoich
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.