Granted Patent
Utility
US 5,838,403 · App. 08/601,133
Liquid crystal display system with internally reflecting waveguide for backlighting and non-Lambertian diffusing
Inventors:
Joanna L. Jannson, Tomasz Jannson, Jeremy Lerner
Patented Case
View Patent ↗
Granted: Nov 17, 1998
Filed: Feb 14, 1996
Inventors
Joanna L. Jannson
Tomasz Jannson
Jeremy Lerner
Assignee (at issue)
PHYSICAL OPTICS 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.