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:
Jul. 25, 2023
Filed:
Dec. 31, 2020
Wuhan Tianma Microelectronics Co., Ltd., Wuhan, CN;
Wuhan Tianma Microelectronics Co., Ltd. Shanghai Branch, Shanghai, CN;
Liyuan Liu, Shanghai, CN;
Zhiyong Xiong, Shanghai, CN;
Di Zhu, Shanghai, CN;
Yawei Zhong, Shanghai, CN;
WUHAN TIANMA MICROELECTRONICS CO., LTD., Wuhan, CN;
WUHAN TIANMA MICROELECTRONICS CO., LTD. SHANGHAI BRANCH, Shanghai, CN;
Abstract
The present invention provides a mask, a display panel, a method for manufacturing a display panel, and a display device. The display panel has a hollow region and a display region surrounding the hollow region. The display panel includes a plurality of organic light-emitting devices arranged only in the display region. Each of the plurality of organic light-emitting devices includes an anode layer, a cathode layer, a light-emitting layer and a functional layer. The functional layer includes a plurality of uneven portions.