Granted Patent
Utility
US 4,130,830 · App. 05/832,999
Method and apparatus for homogeneous exposure of video display screen
Inventor:
Richard B. Derickson
Patented Case
View Patent ↗
Granted: Dec 19, 1978
Filed: Sep 14, 1977
Inventor
Richard B. Derickson
Assignee (at issue)
Atari 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.