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Taoyuan City, TW
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last 30 patents
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Patent Grant
Ring light guide and light source module
Patent number
11,448,818
Issue date
Sep 20, 2022
QISDA Corporation
Chi-Chun Wu
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
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Patent Application
HANGING RACK AND IMAGE DEVICE WITH HANGING FUNCTION
Publication number
20240032216
Publication date
Jan 25, 2024
Qisda Corporation
Chiao-Yun CHUNG
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Patent Application
RING LIGHT GUIDE AND LIGHT SOURCE MODULE
Publication number
20220026622
Publication date
Jan 27, 2022
Qisda Corporation
Chi-Chun WU
G02 - OPTICS