Qianyi SU

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Fluid sensor and mass flow controller
- Patent number 11,334,096
- Issue date May 17, 2022
- BEIJING SEVENSTAR FLOW CO., LTD
- Qianyi Su
- G05 - CONTROLLING REGULATING
Information Patent Grant
Gas flow regulating device and mass flow controller
- Patent number 11,320,055
- Issue date May 3, 2022
- BEIJING SEVENSTAR FLOW CO., LTD
- Jingqing Du
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method and apparatus of mass flow controlling for use in integrated...
- Patent number 9,989,974
- Issue date Jun 5, 2018
- BEIJING SEVENSTAR FLOW CO., LTD
- Changhua Mou
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
FLUID MEASUREMENT SENSOR AND MASS FLOW CONTROLLER
- Publication number 20240035870
- Publication date Feb 1, 2024
- BEIJING SEVENSTAR FLOW CO., LTD.
- Qianyi SU
- G01 - MEASURING TESTING
Information Patent Application
FLUID SENSOR AND MASS FLOW CONTROLLER
- Publication number 20210405664
- Publication date Dec 30, 2021
- BEIJING SEVENSTAR FLOW CO., LTD.
- Qianyi SU
- G01 - MEASURING TESTING
Information Patent Application
GAS FLOW REGULATING DEVICE AND MASS FLOW CONTROLLER
- Publication number 20210332895
- Publication date Oct 28, 2021
- BEIJING SEVENSTAR FLOW CO., LTD.
- Jingqing DU
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
METHOD AND APPARATUS OF MASS FLOW CONTROLLING FOR USE IN INTEGRATED...
- Publication number 20170115671
- Publication date Apr 27, 2017
- Changhua Mou
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...