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:
Nov. 05, 2024
Filed:
Sep. 23, 2020
Applicant:
Najing Technology Corporation Limited, Zhejiang, CN;
Inventors:
Assignee:
Najing Technology Corporation Limited, Zhejiang, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/50 (2010.01); H01L 33/00 (2010.01);
U.S. Cl.
CPC ...
H01L 33/505 (2013.01); H01L 33/005 (2013.01); H01L 2933/0041 (2013.01);
Abstract
Disclosed are a light conversion device and a preparation method thereof, and a display device having the light conversion device. The preparation method includes the step of performing photolithography process n times on the substrate layer sequentially, wherein a patterned quantum dot structure and a cured photoresist layer are obtained by means of this step.