Granted Patent
Utility
US 5,256,913 · App. 07/717,187
Low power optoelectronic device and method
Inventor:
Rene Sommer
Patented Case
View Patent ↗
Granted: Oct 26, 1993
Filed: Jun 18, 1991
Inventor
Rene Sommer
Assignee (at issue)
LOGITECH, 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.