Granted Patent
Utility
US 4,284,909 · App. 06/153,702
Charge domain filter with a plurality of transmission zeros
Inventor:
Jerome J. Tiemann
Patented Case
View Patent ↗
Granted: Aug 18, 1981
Filed: May 27, 1980
Inventor
Jerome J. Tiemann
Assignee (at issue)
General Electric 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.