Granted Patent
Utility
US 4,589,002 · App. 06/631,869
Diode structure
Inventor:
John A. Olmstead
Patented Case
View Patent ↗
Granted: May 13, 1986
Filed: Jul 18, 1984
Inventor
John A. Olmstead
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.