Fast absolute-reflectance method for the determination of tear film lipid layer thickness Grant US-10842372-B2 United States of America 24 Nov 2020
Fast absolute-reflectance method for the determination of tear film lipid layer thickness Grant US-10376140-B2 United States of America 13 Aug 2019
Fast absolute-reflectance method for the determination of tear film lipid layer thickness Grant US-10368738-B2 United States of America 06 Aug 2019
Fast absolute-reflectance method for the determination of tear film lipid layer thickness Grant US-10117571-B2 United States of America 06 Nov 2018