Granted Patent
Utility
US 5,155,492 · App. 07/706,664
Dual mode active aperture
Inventors:
Francis W. Hopwood, Jerry A. Kane, Thomas R. Turlington, David S. Oros
Patented Case
View Patent ↗
Granted: Oct 13, 1992
Filed: May 29, 1991
Inventors
Francis W. Hopwood
Jerry A. Kane
Thomas R. Turlington
David S. Oros
Assignee (at issue)
Westinghouse Electric Company LLC
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.