ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,411,376, issued on Sept. 9, was assigned to TOPPAN Inc. (Tokyo).
"Light control sheet and light control device" was invented by Yusuke Takahashi (Taito-ku, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Thicknesses of a light control layer in measurement positions are within the range of 0.8 times to 1.2 times the median value of the thicknesses. In a characteristic curve obtained by measuring a change of a linear transmittance of visible light when a drive voltage applied to transparent electrode layers is changed, first voltage is a lower limit drive voltage in the range in which a change ratio of a linear transmittance is 0.5%/V or more, secon...