Granted Patent
Utility
US 5,226,088 · App. 07/677,073
Apparatus and methods for active noise suppression in stereo multiplex signals
Inventors:
Martin Winterer, Dieter Baecher
Patented Case
View Patent ↗
Granted: Jul 6, 1993
Filed: Mar 29, 1991
Inventors
Martin Winterer
Dieter Baecher
Assignee (at issue)
SAMSUNG DISPLAY CO., LTD.
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.