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Quanfeng YANG
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Ningbo, CN
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last 30 patents
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Patent Application
Optical Imaging Lens Assembly
Publication number
20240176106
Publication date
May 30, 2024
ZHEJIANG SUNNY OPTICS CO., LTD.
Huilong LI
G02 - OPTICS
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Patent Application
Optical Imaging System
Publication number
20220291485
Publication date
Sep 15, 2022
ZHEJIANG SUNNY OPTICS CO.,LTD.
Quanfeng YANG
G02 - OPTICS