Granted Patent
Utility
US 4,682,149 · App. 06/782,777
High resolution pipelined digital-to-analog converter
Inventor:
Lawrence E. Larson
Patented Case
View Patent ↗
Granted: Jul 21, 1987
Filed: Oct 2, 1985
Inventor
Lawrence E. Larson
Assignee (at issue)
Hughes Aircraft Company
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.