Granted Patent
Utility
US 4,354,243 · App. 06/139,512
Two dimensional interpolation circuit for spatial and shading error corrector systems
Inventors:
John O. Ryan, Joseph L. Corkery
Patented Case
View Patent ↗
Granted: Oct 12, 1982
Filed: Apr 11, 1980
Inventors
John O. Ryan
Joseph L. Corkery
Assignee (at issue)
Ampex 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.