Granted Patent
Utility
US 5,838,296 · App. 08/523,789
Apparatus for changing the magnification of video graphics prior to display therefor on a TV screen
Inventors:
Donald S. Butler, Richard S. Amano
Patented Case
View Patent ↗
Granted: Nov 17, 1998
Filed: Aug 31, 1995
Inventors
Donald S. Butler
Richard S. Amano
Assignee (at issue)
General Instrument 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.