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Dongxian Zhang
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Shenzhen, CN
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last 30 patents
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Patent Grant
Lamp with replaceable power supply module
Patent number
12,292,182
Issue date
May 6, 2025
Signcomplex Limited
Renxue Zhang
F21 - LIGHTING
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Patent Grant
Lamp with removable lens
Patent number
12,055,283
Issue date
Aug 6, 2024
Renxue Zhang
F21 - LIGHTING