US Patent 11521521 Display apparatus
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Patent Inventor Names
Beomkyun Rha0
Kibum Seong0
Seongwook Jeong0
Woosung Chung0
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US Patent 11521521 Display apparatus
Article
A display apparatus including a housing provided with an opening; a first roll and a second roll provided in the housing and spaced apart from each other; and a display configured to be wound around the first roll and the second roll, and configured to be extracted out from the housing and retracted into the housing through the opening. The housing includes a transparent area configured to expose the display within the housing.
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Patent Jurisdiction
Patent Number
115215210
Date of Patent
December 6, 2022
0Patent Application Number
171332500
Date Filed
December 23, 2020
0Patent Citations
Patent Primary Examiner
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