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:
Jun. 09, 2026
Filed:
Apr. 19, 2022
Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd., Shenzhen, CN;
Jiajia Qian, Shenzhen, CN;
Abstract
A manufacturing method of an organic light-emitting diode (OLED) display panel and an OLED display panel are provided. In embodiments of the manufacturing method of the OLED display panel, no mask is used in processes of forming a first light-emitting layer, a second light-emitting layer, a third light-emitting layer, a first cathode, a second cathode, a third cathode, a first inorganic encapsulation layer, a second inorganic encapsulation layer, and a third inorganic encapsulation layer, so that a manufacturing cost of the OLED display panel can be reduced.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile