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. 20, 2023
Filed:
Jan. 28, 2021
Kyonggi University Industry & Academia Cooperation Foundation, Gyeonggi-do, KR;
Sang Hyun Ju, Gyeonggi-do, KR;
Kyonggi University Industry & Academia Cooperation Foundation, Gyeonggi-do, KR;
Abstract
The present disclosure discloses a method for manufacturing a light-emitting device using laser etching including: a first light-emitting layer forming step for depositing a first light-emitting layer on an surface of a hole transport layer deposited on an upper surface of an anode substrate; a first light-emitting device forming step for etching the first light-emitting layer to form a first light-emitting device; a second light-emitting layer depositing step for depositing a second light-emitting layer on a region including the upper surface of the hole transport layer; a second light-emitting device forming step for etching the second light-emitting layer to form a second light-emitting device; a third light-emitting layer depositing step for depositing a third light-emitting layer on a region including the upper surface of the hole transport layer; and a third light-emitting device forming step for etching the third light-emitting layer to form a third light-emitting device.