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:
Sep. 29, 2026
Filed:
May. 13, 2024
Applicant:
Magnolia White Corporation, Tokyo, JP;
Inventors:
Daisuke Kato, Tokyo, JP;
Kaichi Fukuda, Tokyo, JP;
Assignee:
Magnolia White Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 50/844 (2023.01); H10K 50/11 (2023.01); H10K 59/12 (2023.01); H10K 59/121 (2023.01); H10K 59/122 (2023.01); H10K 59/124 (2023.01); H10K 59/80 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
H10K 59/12 (2023.02); H10K 50/11 (2023.02); H10K 59/1216 (2023.02); H10K 59/122 (2023.02); H10K 59/124 (2023.02); H10K 59/8722 (2023.02); H10K 59/8731 (2023.02); H10K 59/1201 (2023.02); H10K 2102/00 (2023.02);
Abstract
According to one embodiment, an organic semiconductor device includes a supporting substrate, a plurality of organic EL light emitting elements, a first barrier layer, a flattening layer, and a second barrier layer. The flattening layer exists sporadically and makes gentle in inclination steep elevation change present in the surface of the first barrier layer. The first barrier layer and the second barrier layer are made of moisture penetration preventive material.
Kato, Daisuke. (2026). Oled with a flattening layer between two barrier layers (U.S. Patent No. 12751138). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12751138
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile