Granted Patent
Utility
US 4,920,344 · App. 07/205,046
Digitally compensated multiplying digital to analog converter
Inventors:
David L. Henderson, Carl M. Stanchak
Patented Case
View Patent ↗
Granted: Apr 24, 1990
Filed: Jun 2, 1988
Inventors
David L. Henderson
Carl M. Stanchak
Assignee (at issue)
NCR 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.