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. 16, 2026
Filed:
Jul. 19, 2023
Applicant:
Wuhan Tianma Microelectronics Co., Ltd., Wuhan, CN;
Inventors:
Assignee:
Wuhan Tianma Microelectronics Co., Ltd., Wuhan, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10D 86/60 (2025.01); H10D 86/01 (2025.01); H10D 86/40 (2025.01); H10W 90/00 (2026.01);
U.S. Cl.
CPC ...
H10D 86/60 (2025.01); H10D 86/021 (2025.01); H10D 86/451 (2025.01); H10W 90/00 (2026.01);
Abstract
Provided are an array substrate and a preparation method thereof and a display panel. The array substrate includes a base, a drive layer and a first light-shielding layer. The drive layer is formed on the base, a first opening is configured in the drive layer, the drive layer has a first side wall at the first opening, and the first side wall has at least one step. The first light-shielding layer is formed on the drive layer and extends to the first side wall.
Zhao, Xu. (2026). Array substrate and preparation method thereof and display panel (U.S. Patent No. 12660319). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12660319
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile