Inventor

SU YU JEONG

KR2 patents

Patents

2 patents

US7169447B2Jan 30, 2007

Achromatic quarter wave film

LG CHEMICAL LTD16 citations82

US7283188B2Oct 16, 2007

Compensator comprising a positive and negative birefringent retardation film

LG CHEMICAL LTD6 citations57