Granted Patent
Utility
US 4,495,473 · App. 06/399,678
Digital phase shifting apparatus which compensates for change of frequency of an input signal to be phase shifted
Inventor:
Jan E. Treise
Patented Case
View Patent ↗
Granted: Jan 22, 1985
Filed: Jul 19, 1982
Inventor
Jan E. Treise
Assignee (at issue)
Rockwell International 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.