Granted Patent
Utility
US 5,831,392 · App. 08/739,404
Device for conditioning control signal to electron emitter, preferably so that collected electron current varies linearly with input control voltage
Inventors:
Ronald L. Hansen, Christopher J. Spindt, John E. Field
Patented Case
View Patent ↗
Granted: Nov 3, 1998
Filed: Oct 31, 1996
Inventors
Ronald L. Hansen
Christopher J. Spindt
John E. Field
Assignee (at issue)
Candescent Technologies 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.