Granted Patent
Utility
US 4,968,985 · App. 07/202,882
Data demodulation system
Inventors:
Charles M. Riggle, Lih-Jyh Weng
Patented Case
View Patent ↗
Granted: Nov 6, 1990
Filed: Jun 6, 1988
Inventors
Charles M. Riggle
Lih-Jyh Weng
Assignee (at issue)
Digital Equipment 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.