Inventor
MARGERUM J DAVID
US11 patents
Patents
11 patentsUS5729242AMar 17, 1998
Dual PDLC-projection head-up display
HUGHES AIRCRAFT CO492 citations97
US5099343AMar 24, 1992
Edge-illuminated liquid crystal display devices
HUGHES AIRCRAFT CO212 citations95
US4428380AJan 31, 1984
Method and improved apparatus for analyzing activity
HUGHES AIRCRAFT CO104 citations94
US5170271ADec 8, 1992
Shaped voltage pulse method for operating a polymer dispersed liquid crystal cell, and light valve employing the same
HUGHES AIRCRAFT CO27 citations92
US5011267AApr 30, 1991
Method for tilted alignment of liquid crystals with improved photostability
HUGHES AIRCRAFT CO24 citations92
US4944576AJul 31, 1990
Film with partial pre-alignment of polymer dispersed liquid crystals for electro-optical devices, and method of forming the same
HUGHES AIRCRAFT CO86 citations92
US5194972AMar 16, 1993
Microwave phase modulation with liquid crystals
HUGHES AIRCRAFT CO27 citations91
US5184233AFeb 2, 1993
Liquid crystal-based composite material including electrically conducting elongated particles and having enhanced microwave birefringence
HUGHES AIRCRAFT CO27 citations91
US5338481AAug 16, 1994
Asymmetrical nonpolar diphenyl-diacetylene liquid crystals eutectic mixtures
HUGHES AIRCRAFT CO14 citations70
US4427569AJan 24, 1984
Short length ester liquid crystal mixtures and process for making same
HUGHES AIRCRAFT CO4 citations62
US4225454ASep 30, 1980
Ortho-cyanophenyl biphenylcarboxylate liquid crystal esters and mixtures thereof
HUGHES AIRCRAFT CO1 citations51