Granted Patent
Utility
US 5,013,134 · App. 07/413,932
Ghost-free automotive head-up display employing a wedged windshield
Inventor:
Ronald T. Smith
Patented Case
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Granted: May 7, 1991
Filed: Sep 28, 1989
Inventor
Ronald T. Smith
Assignee (at issue)
Hughes Aircraft Company
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.