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US Patent 11626580 Manufacturing method of display apparatus using laser irradiation

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Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Patent Inventor Names

Woojin Lee0

Jinkuk Wee0

Kyunguk Choi0

Seungwan Kim0

Date of Patent

April 11, 2023

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Patent Application Number

170368190

Date Filed

September 29, 2020

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Patent Citations

US Patent 10171636 Electronic device including display

US Patent 10396311 Display device and method of manufacturing the same

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US Patent 10056568 Display device and method of manufacturing the same

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US Patent 10332947 Display device and method of manufacturing same

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Patent Primary Examiner

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A manufacturing method of a display apparatus includes forming a display layer on a substrate; forming an opening by irradiating laser onto the display layer; and sealing the display layer formed on the substrate. The laser is irradiated according to a spiral movement path, and the opening is formed by irradiating the laser at least twice at the same location.

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