Granted Patent
Utility
US 5,414,439 · App. 08/257,310
Head up display with night vision enhancement
Inventors:
Doyle Joseph Groves, William Shogren, Joseph Harter
Patented Case
View Patent ↗
Granted: May 9, 1995
Filed: Jun 9, 1994
Inventors
Doyle Joseph Groves
William Shogren
Joseph Harter
Assignee (at issue)
DELCO ELECTRONICS CORPORATION
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.