Zhongman ZHANG

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Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Flow control mechanism and system comprising the mechanism
- Patent number 11,035,495
- Issue date Jun 15, 2021
- HELIXGEN (GUANGZHOU) CO., LTD.
- Tianxian Zhao
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
FLOW CONTROL MECHANISM AND SYSTEM COMPRISING THE MECHANISM
- Publication number 20190301640
- Publication date Oct 3, 2019
- HELIXGEN (GUANGZHOU) CO., LTD.
- Tianxian ZHAO
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...