Granted Patent
Utility
US 4,940,978 · App. 07/197,737
Stepwise adjusted digital to analog converter having self correction
Inventor:
Victor G. Mycynek
Patented Case
View Patent ↗
Granted: Jul 10, 1990
Filed: May 23, 1988
Inventor
Victor G. Mycynek
Assignee (at issue)
Zenith Electronics LLC
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.