ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,704,757, issued on Aug. 11.
"Electrochromic device and electrochromic method therefor" was invented by Qiao Cheng (Shenzhen, China), Jiazhi He (Shenzhen, China) and Chaoyue Cao (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electrochromic device and an electrochromic method therefor are disclosed. The electrochromic device comprises a first substrate, a first transparent conductive layer, a first electrochromic layer, an electrolyte layer, a second electrochromic layer, a second transparent conductive layer, and a second substrate which are sequentially stacked. Both the first electrochromic layer and the second electrochromic layer ...