ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,464,891, issued on Nov. 4, was assigned to BEIJING ZENITHNANO TECHNOLOGY Co. LTD. (Beijing).
"Display panel and on-board display apparatus" was invented by Yuchun Zhang (Beijing) and Shudong Zhong (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present application discloses a display panel and an onboard display apparatus. The display panel comprises a first electrode layer; an emissive layer group provided on the first electrode layer; a light extraction layer provided on the emissive layer group, the light extraction layer being in a light emission direction of the display panel and serving as a second electrode layer; and an encapsulation ...