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Jiujiang City, CN
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Patents Grants
last 30 patents
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Patent Grant
Light-emitting helmet and manufacturing method thereof
Patent number
10,201,204
Issue date
Feb 12, 2019
SHENZHEN QIANHAI LIVALL IOT TECHNOLOGY CO., LTD.
Bo Zheng
F21 - LIGHTING
Patents Applications
last 30 patents
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Patent Application
HELMET FOR A SMART CYCLING EQUIPMENT
Publication number
20180121155
Publication date
May 3, 2018
Shenzhen Qianhai LIVALL IoT Technology Co., Ltd.
BO ZHENG
G06 - COMPUTING CALCULATING COUNTING
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Patent Application
LIGHT-EMITTING HELMET AND MANUFACTURING METHOD THEREOF
Publication number
20170196289
Publication date
Jul 13, 2017
Shenzhen Qianhai LIVALL IoT Technology Co., Ltd.
BO ZHENG
F21 - LIGHTING