Granted Patent
Utility
US 4,709,370 · App. 06/744,956
Semiconductor laser driver circuit
Inventors:
James P. Bednarz, David Freedman
Patented Case
View Patent ↗
Granted: Nov 24, 1987
Filed: Jun 17, 1985
Inventors
James P. Bednarz
David Freedman
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.