Granted Patent
Utility
US 4,468,653 · App. 06/558,565
Charge redistribution mu-law PCM decoder
Inventor:
Christopher W. Kapral
Patented Case
View Patent ↗
Granted: Aug 28, 1984
Filed: Dec 5, 1983
Inventor
Christopher W. Kapral
Assignee (at issue)
GTE Network Systems 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.