Granted Patent
Utility
US 6,347,325 · App. 09/268,830
Direct-digital synthesizers
Inventors:
David Byrd Ribner, Sunder S. Kidambi
Patented Case
View Patent ↗
Granted: Feb 12, 2002
Filed: Mar 16, 1999
Inventors
David Byrd Ribner
Sunder S. Kidambi
Assignee (at issue)
Analog Devices, 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.