Granted Patent
Utility
US 5,622,417 · App. 08/559,594
Invertible and orthoscopic liquid crystal display projector
Inventors:
Arlie R. Conner, David K. Booth
Patented Case
View Patent ↗
Granted: Apr 22, 1997
Filed: Nov 1, 1995
Inventors
Arlie R. Conner
David K. Booth
Assignee (at issue)
Lightware, Inc.
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.