Granted Patent
Utility
US 5,663,815 · App. 08/480,192
Heads-up and heads-down displays employing holographic stereograms
Inventors:
William J. Molteni, Jr., William J. Volchok
Patented Case
View Patent ↗
Granted: Sep 2, 1997
Filed: Jun 7, 1995
Inventors
William J. Molteni, Jr.
William J. Volchok
Assignee (at issue)
Polaroid 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.