Granted Patent
Utility
US 5,323,084 · App. 08/056,567
Light emitting diode printhead
Inventor:
Roland H. Haitz
Patented Case
View Patent ↗
Granted: Jun 21, 1994
Filed: May 3, 1993
Inventor
Roland H. Haitz
Assignee (at issue)
Hewlett-Packard 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.