Granted Patent
Utility
US 5,029,162 · App. 07/490,047
Automatic gain control using root-mean-square circuitry in a digital domain conference bridge for a telephone network
Inventor:
David C. Epps
Patented Case
View Patent ↗
Granted: Jul 2, 1991
Filed: Mar 6, 1990
Inventor
David C. Epps
Assignee (at issue)
ConferTech International, 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.