Granted Patent
Utility
US 5,592,161 · App. 08/167,249
Method and apparatus for processing data signals in high quality without deterioration of signal-noise ratio
Inventor:
Toshiharu Kuwaoka
Patented Case
View Patent ↗
Granted: Jan 7, 1997
Filed: Dec 16, 1993
Inventor
Toshiharu Kuwaoka
Assignee (at issue)
Victor Company of Japan, 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.