Granted Patent
Utility
US 5,617,142 · App. 08/335,650
Method and apparatus for changing the compression level of a compressed digital signal
Inventor:
Jeffrey S. Hamilton
Patented Case
View Patent ↗
Granted: Apr 1, 1997
Filed: Nov 8, 1994
Inventor
Jeffrey S. Hamilton
Assignee (at issue)
General Instrument Corporation of Delaware
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.