Granted Patent
Utility
US 5,757,939 · App. 08/784,965
Method for demonstrating sound quality differences between audio samples
Inventors:
Lee Begeja, Mitchell S. Mayer, Robert B. Pladek
Patented Case
View Patent ↗
Granted: May 26, 1998
Filed: Jan 16, 1997
Inventors
Lee Begeja
Mitchell S. Mayer
Robert B. Pladek
Assignee (at issue)
LUCENT TECHNOLOGIES INC.
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.