Granted Patent
Utility
US 5,384,457 · App. 07/927,796
Low power optoelectronic device and method
Inventor:
Rene Sommer
Patented Case
View Patent ↗
Granted: Jan 24, 1995
Filed: Aug 10, 1992
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.