Guanxing Li

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Electrode structure for ion drift tube and ion drift tube including...
- Patent number 9,147,564
- Issue date Sep 29, 2015
- Nuctech Company Limited
- Wen He
- G01 - MEASURING TESTING
Information Patent Grant
Sampling method and sampling device
- Patent number 8,646,340
- Issue date Feb 11, 2014
- Nuctech Company Limited
- Yangtian Zhang
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
ELECTRODE STRUCTURE FOR ION DRIFT TUBE AND ION DRIFT TUBE INCLUDING...
- Publication number 20140353494
- Publication date Dec 4, 2014
- Wen He
- G01 - MEASURING TESTING
Information Patent Application
SAMPLING METHOD AND SAMPLING DEVICE
- Publication number 20110126643
- Publication date Jun 2, 2011
- Yangtian Zhang
- G01 - MEASURING TESTING