Shiyou CHENG

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Hangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Monitoring device assembly and street lamp installed with the assem...
- Patent number 11,082,592
- Issue date Aug 3, 2021
- Zhejiang Hoolink Technology Co., Ltd.
- Shiyou Cheng
- F21 - LIGHTING
Information Patent Grant
Modular assembled outdoor lighting device and installation method t...
- Patent number 10,982,827
- Issue date Apr 20, 2021
- Zhejiang Hoolink Technology Co., Ltd.
- Shiyou Cheng
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
MONITORING DEVICE ASSEMBLY AND STREET LAMP INSTALLED WITH THE ASSEM...
- Publication number 20210120152
- Publication date Apr 22, 2021
- Zhejiang Hoolink Technology Co., Ltd.
- Shiyou Cheng
- F21 - LIGHTING
Information Patent Application
MODULAR ASSEMBLED OUTDOOR LIGHTING DEVICE AND INSTALLATION METHOD T...
- Publication number 20210025554
- Publication date Jan 28, 2021
- Zhejiang Hoolink Technology Co., Ltd.
- Shiyou CHENG
- F21 - LIGHTING