Yanning Shen

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Tianjin, CN

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Patents Grantslast 30 patents

Information Patent Grant
Valve plugs having curved notches
- Patent number 10,161,528
- Issue date Dec 25, 2018
- Fisher Controls International LLC
- Yanning Shen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
VALVE PLUGS HAVING CURVED NOTCHES
- Publication number 20170350513
- Publication date Dec 7, 2017
- FISHER CONTROLS INTERNATIONAL LLC
- Yanning Shen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...