Thermally stable, low birefringent copolyimide films Grant US-11084906-B2 United States of America 10 Aug 2021
Aromatic polyamide films for transparent flexible substrates Grant US-11046825-B2 United States of America 29 Jun 2021
Aromatic polyamide films for solvent resistant flexible substrates Grant US-9856376-B2 United States of America 02 Jan 2018
Liquid crystal display having improved wavelength dispersion characteristics Grant US-9785011-B2 United States of America 10 Oct 2017