Kenneth Liu

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Luminous helmet and manufacturing method thereof
- Patent number 10,368,603
- Issue date Aug 6, 2019
- SHENZHEN QIANHAI LIVALL IOT TECHNOLOGY CO., LTD.
- Kenneth Liu
- A42 - HEADWEAR

Patents Applicationslast 30 patents

Information Patent Application
Light Emitting Helmet and Manufacturing Method Thereof
- Publication number 20180310655
- Publication date Nov 1, 2018
- SHENZHEN QIANHAI LIVALL IOT TECHNOLOGY CO., LTD.
- Kenneth Liu
- F21 - LIGHTING
Information Patent Application
Luminous Helmet and Manufacturing Method Thereof
- Publication number 20180206578
- Publication date Jul 26, 2018
- SHENZHEN QIANHAI LIVALL IOT TECHNOLOGY CO., LTD.
- Kenneth Liu
- A42 - HEADWEAR