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. 30, 2021
Filed:
Feb. 11, 2018
Applicants:
Boe Technology Group Co., Ltd., Beijing, CN;
Chongqing Boe Optoelectronics Technology Co., Ltd., Chongqing, CN;
Inventors:
Assignees:
BOE Technology Group Co., Ltd., Beijing, CN;
Chongqing BOE Optoelectronics Technology Co., Ltd., Chongqing, CN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); G02F 1/1339 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133516 (2013.01); G02F 1/13398 (2021.01); G02F 1/133512 (2013.01);
Abstract
Disclosed are a color filter, a fabrication method thereof, a display panel and a display device. The color filter comprises a plurality of filter units distributed in an array; each filter unit comprises: a substrate and a color film layer arranged on the substrate; the color film layer comprises a red color film, a green color film, a blue color film and a white color film; and the areas of the red color film, the green color film and the blue color film are all larger than the area of the white color film.