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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.:

US 12029058 B1

PDFFull Text
Date of Patent:
Jul. 02, 2024

Filed:

Mar. 11, 2019

Light emitting element and display device using same

Applicant:

Sharp Kabushiki Kaisha, Sakai, JP;

Inventors:

Hirofumi Yoshikawa, Sakai, JP;

Tatsuya Ryohwa, Sakai, JP;

Masaki Yamamoto, Sakai, JP;

Takahiro Doe, Sakai, JP;

Assignee:

SHARP KABUSHIKI KAISHA, Sakai, JP;

Attorney:

ScienBiziP, P.C.

Primary Examiner:

Samuel Park

Int. Cl.
CPC ...
H01L 27/15 (2006.01); C09K 11/02 (2006.01); C09K 11/08 (2006.01); C09K 11/70 (2006.01); C09K 11/88 (2006.01); H10K 50/115 (2023.01); B82Y 20/00 (2011.01); B82Y 40/00 (2011.01);
U.S. Cl.
CPC ...
H10K 50/115 (2023.02); C09K 11/025 (2013.01); C09K 11/0883 (2013.01); C09K 11/703 (2013.01); C09K 11/883 (2013.01); B82Y 20/00 (2013.01); B82Y 40/00 (2013.01);
Abstract

A light-emitting element includes: an anode electrode configured to supply holes; a cathode electrode configured to supply electrons; and a light-emitting layer disposed between the anode electrode and the cathode electrode. The light-emitting layer includes a plurality of quantum dot phosphors configured to emit light in conjunction with combining of holes supplied from the anode electrode and electrons supplied from the cathode electrode and a p-type dopant.

Find Patent Forward Citations

Yoshikawa, Hirofumi. (2024). Light emitting element and display device using same (U.S. Patent No. 12029058). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12029058

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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