Granted Patent
Utility
US 4,876,586 · App. 07/135,816
Grooved Schottky barrier photodiode for infrared sensing
Inventors:
Rudolph H. Dyck, Jae-Soung Kim
Patented Case
View Patent ↗
Granted: Oct 24, 1989
Filed: Dec 21, 1987
Inventors
Rudolph H. Dyck
Jae-Soung Kim
Assignee (at issue)
Sangamo Weston, Inc.
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.