Wenhao Shi

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Anti-interference switch signal transmission circuit
- Patent number 9,679,726
- Issue date Jun 13, 2017
- Beijing Sifang Automation Co., Ltd.
- Gang Xu
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ANTI-INTERFERENCE SWITCH SIGNAL TRANSMISSION CIRCUIT
- Publication number 20150137620
- Publication date May 21, 2015
- BEIJING SIFANG AUTOMATION CO., LTD.
- Gang Xu
- H01 - BASIC ELECTRIC ELEMENTS