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:
Jan. 06, 2026
Filed:
May. 08, 2023
Applicant:
Magnolia White Corporation, Tokyo, JP;
Inventor:
Atsushi Takeda, Tokyo, JP;
Assignee:
MAGNOLIA WHITE CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 59/80 (2023.01); H10K 71/16 (2023.01); H10K 71/20 (2023.01);
U.S. Cl.
CPC ...
H10K 59/871 (2023.02); H10K 71/16 (2023.02); H10K 71/233 (2023.02);
Abstract
According to an embodiment, a manufacturing method allows the manufacture of a display device including a partition including a lower portion provided on a rib including a pixel aperture and an upper portion protruding from a side surface of the lower portion. The method includes forming a lower electrode, forming a rib layer, forming a lower layer, forming an upper layer, forming a resist, forming the rib by a first etching process, forming the upper portion by a second etching process after the first etching process, and forming the lower portion by a third etching process after the second etching process.