ALEXANDRIA, Va., July 21 -- United States Patent no. 12,690,355, issued on July 21, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea).
"Display apparatus" was invented by Jeongwon Han (Yongin-si, South Korea) and Donghyun Kim (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A display apparatus includes: a first substrate; a bank on the first substrate and including partition walls defining a first well, a second well, a third well, and auxiliary wells, a first quantum dot layer in the first well; and a second quantum dot layer in the second well. The partition walls have a second width that is less than a first width. The first width is an average width of the partition ...