The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 10, 2019
Filed:
Jun. 11, 2018
Tianma Japan, Ltd., Kawasaki, Kanagawa, JP;
Hiromu Hanashima, Kawasaki, JP;
Jun Tanaka, Kawasaki, JP;
TIANMA MICROELECTRONICS CO., LTD., Longhua District, Chenzhen, CN;
Abstract
Each of sub-pixels includes an upper electrode layer, a lower electrode layer between the upper electrode layer and the substrate, an organic light-emitting layer between the lower electrode layer and the upper electrode layer, and an interlayer between the organic light-emitting layer and the lower electrode layer. The pixel defining layer is provided between the lower electrode layer and the interlayer. The convex structural part is provided between the substrate and the interlayer. The convex structural part has a third side wall on the side of the first sub-pixel and a fourth side wall on the side of the second sub-pixel. The first side wall, the second side wall, the third side wall, and the fourth side wall have forward tapered surfaces.