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:
Jan. 11, 2022
Filed:
May. 12, 2020
Applicant:
Db Hitek Co., Ltd., Seoul, KR;
Inventors:
Dong-Hoon Park, Gyeonggi-do, KR;
Dae-Il Kim, Chungcheongbuk-do, KR;
Young-Jin Kim, Seoul, KR;
Hye-Rim Eun, Daegu, KR;
Assignee:
DB HiTek Co., Ltd., Seoul, KR;
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/52 (2006.01); H01L 27/32 (2006.01); H01L 51/56 (2006.01); H01L 51/00 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5265 (2013.01); H01L 27/3211 (2013.01); H01L 27/3244 (2013.01); H01L 51/0017 (2013.01); H01L 51/5206 (2013.01); H01L 51/56 (2013.01);
Abstract
An organic light emitting display device in which a sidewall of a reflective metal layer in a blue pixel region is covered with an inorganic film and in which the reflective metal layer is thus prevented from being damaged or rendered defective when performing subsequent processes, such as etching and cleaning, for forming an anode on the reflective metal layer.