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公开(公告)号：US11038142B2
公开(公告)日：2021-06-15
申请号：US16210776
申请日：2018-12-05
Applicant: LG Display Co., Ltd.
Inventor： JoonWon Park , MooChan Kang , Kunyoung Lee
Abstract: A lighting device includes a substrate having a light emitting area and a non-light emitting area surrounding the light emitting area, a light emitting part in the light emitting area, a first inorganic layer on the light emitting part and the non-light emitting area, a first organic layer on the first inorganic layer overlapping the light emitting part, a second inorganic layer on the first organic layer, a protruding part on the first inorganic layer of the non-light emitting area, and a cover layer on the protruding part.
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