Granted Patent
Utility
US 4,982,203 · App. 07/377,186
Method and apparatus for improving the uniformity of an LED printhead
Inventors:
John Uebbing, Peter H. Mahowald
Patented Case
View Patent ↗
Granted: Jan 1, 1991
Filed: Jul 7, 1989
Inventors
John Uebbing
Peter H. Mahowald
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.