US Patent 10453995 Light-emitting device and manufacturing method thereof
Patent 10453995 was granted and assigned to Epistar on October, 2019 by the United States Patent and Trademark Office.
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Patent abstract
The present disclosure provides a light-emitting device and manufacturing method thereof. The light-emitting device comprising: a light-emitting stack; and a semiconductor layer having a first surface connecting to the light-emitting stack, a second surface opposite to the first surface, and a void; wherein the void comprises a bottom part near the first surface and an opening on the second surface, and a dimension of the bottom part is larger than the dimension of the opening.
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Patent Inventor Names
Chih-Chiang Lu0
Hsin-Chan Chung0
Hung-Ta Cheng0
Shih-Chang Lee0
Wen-Luh Liao0
Yi-Chieh Lin0
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Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
104539950
Date of Patent
October 22, 2019
0Patent Application Number
156863310
Date Filed
August 25, 2017
0Official Website
Patent Primary Examiner
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US Patent 10453995 Light-emitting device and manufacturing method thereof
Infobox
Is a
Patent applicant
Current assignee
Patent jurisdiction
Patent number
10453995
Date of patent
October 22, 2019
Patent application number
15686331
Date Filed
August 25, 2017
Patent primary examiner
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