Shuguang Chen

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Top entry ball valve
- Patent number 10,648,574
- Issue date May 12, 2020
- Shuguang Chen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Ball valve with square bore and quarter turn component
- Patent number 9,377,127
- Issue date Jun 28, 2016
- Keyva Control, Inc.
- Shuguang Chen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
TOP ENTRY BALL VALVE
- Publication number 20180347711
- Publication date Dec 6, 2018
- SHANGHAI KEYVA CONTROL CO., LTD.
- SHUGUANG CHEN
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
CONCAVE-PLATE TRIPLE ECCENTRIC BUTTERFLY VALVE
- Publication number 20180149272
- Publication date May 31, 2018
- SHUGUANG CHEN
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Ball Valve with Square Bore and Quarter Turn Component
- Publication number 20150233477
- Publication date Aug 20, 2015
- Keyva Control, Inc.
- Shuguang Chen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...