Granted Patent
Utility
US 4,626,675 · App. 06/467,122
Demultiplexing photodiode sensitive to plural wavelength bands
Inventors:
Hans M. Gundner, Kurt Hess
Patented Case
View Patent ↗
Granted: Dec 2, 1986
Filed: Feb 16, 1983
Inventors
Hans M. Gundner
Kurt Hess
Assignee (at issue)
International Standard Electric 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.