Assignee
EPSTEIN KENNETH A
US5 patents
Top patents by PatentIndex Score
US8246220B2Aug 21, 2012
LED array systems
EPSTEIN KENNETH A20 citations92
US8690373B2Apr 8, 2014
Back-lit displays with high illumination uniformity
EPSTEIN KENNETH A11 citations83
US8579492B2Nov 12, 2013
Optical film having microreplicated structures and methods
EPSTEIN KENNETH A11 citations82
US9001286B2Apr 7, 2015
Brightness enhancing film and film based diffuser for improved illumination uniformity of displays
EPSTEIN KENNETH A2 citations57
US10114162B2Oct 30, 2018
Optical film stack with retardance layer having in-plane retardance of greater than 2.0 microns
EPSTEIN KENNETH A0 citations43