Granted Patent
Utility
US 4,625,233 · App. 06/748,756
I-phase fleshtone correction system using R-Y, G-Y and B-Y color difference signal demodulators
Inventor:
Leopold A. Harwood
Patented Case
View Patent ↗
Granted: Nov 25, 1986
Filed: Jun 26, 1985
Inventor
Leopold A. Harwood
Assignee (at issue)
RCA 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.