Granted Patent
Utility
US 4,182,969 · App. 05/671,558
Electron multiplier device with surface ion feedback
Inventors:
Carmen A. Catanese, John G. Endriz
Patented Case
View Patent ↗
Granted: Jan 8, 1980
Filed: Mar 29, 1976
Inventors
Carmen A. Catanese
John G. Endriz
Assignee (at issue)
RCA 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.