Granted Patent
Utility
US 6,437,491 · App. 09/326,253
System for enhanced vision employing an improved image intensifier with an unfilmed microchannel plate
Inventors:
Joseph P. Estrera, Anthony J. Nico, Keith T. Passmore, Timothy W. Sinor, Robert Hugh Smithson
Patented Case
View Patent ↗
Granted: Aug 20, 2002
Filed: Jun 4, 1999
Inventors
Joseph P. Estrera
Anthony J. Nico
Keith T. Passmore
Timothy W. Sinor
Robert Hugh Smithson
Assignee (at issue)
NORTHROP GRUMMAN 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.