Granted Patent
Utility
US 4,555,731 · App. 06/605,188
Electronic imaging camera with microchannel plate
Inventor:
Michael Zinchuk
Patented Case
View Patent ↗
Granted: Nov 26, 1985
Filed: Apr 30, 1984
Inventor
Michael Zinchuk
Assignee (at issue)
Polaroid 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.