ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,495,670, issued on Dec. 9, was assigned to TOVIS Co. LTD. (Incheon, South Korea).
"Double-sided organic light-emitting display device" was invented by Won Gyu Lee (Incheon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A double-sided organic light-emitting display device includes: a first electrode layer for emitting electrons; a second electrode layer which emits holes and is disposed perpendicularly to the first electrode layer; an organic light-emitting layer interposed between the first electrode layer and the second electrode layer, and including multiple pixels so as to emit light at a portion where the first electrode layer and the se...