Granted Patent
Utility
US 5,543,816 · App. 08/155,429
Head mounted display system with aspheric optics
Inventor:
Gregory Heacock
Patented Case
View Patent ↗
Granted: Aug 6, 1996
Filed: Nov 19, 1993
Inventor
Gregory Heacock
Assignee (at issue)
Virtual Vision
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.