Granted Patent
Utility
US 6,686,847 · App. 09/569,813
Indicator with daylight visibility using a single light emitting diode
Inventor:
Jon P. Mittler
Patented Case
View Patent ↗
Granted: Feb 3, 2004
Filed: May 12, 2000
Inventor
Jon P. Mittler
Assignee (at issue)
Hewlett-Packard Development Company, L.P.
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.