Granted Patent
Utility
US 4,452,844 · App. 06/460,008
Low value resistor inks
Inventors:
Ashok N. Prabhu, Kenneth Warren Hang
Patented Case
View Patent ↗
Granted: Jun 5, 1984
Filed: Jan 21, 1983
Inventors
Ashok N. Prabhu
Kenneth Warren Hang
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.