Granted Patent
Utility
US 4,354,737 · App. 06/191,968
Variable gain screen permitting off-axis viewing with image brightness remaining constant
Inventors:
Martin Dotsko, Robert E. Klemm, David L. Peters
Patented Case
View Patent ↗
Granted: Oct 19, 1982
Filed: Sep 29, 1980
Inventors
Martin Dotsko
Robert E. Klemm
David L. Peters
Assignee (at issue)
The Singer Company 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.