Granted Patent
Utility
US 5,420,420 · App. 08/181,121
Infrared detector
Inventors:
Stanley Taylor, Alastair Sibbald, Stephen D. Etienne, Elvin Nix
Patented Case
View Patent ↗
Granted: May 30, 1995
Filed: Jan 13, 1994
Inventors
Stanley Taylor
Alastair Sibbald
Stephen D. Etienne
Elvin Nix
Assignee (at issue)
Central Research Laboratories Limited
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.