Lianqing Zhang

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Chemical mechanical polishing machine and chemical mechanical polis...
- Patent number 9,138,857
- Issue date Sep 22, 2015
- HWATSING TECHNOLOGY CO., LTD.
- Xinchun Lu
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
WAFER TRANSFER DEVICE FOR CHEMICAL MECHANICAL POLISHING APPARATUS
- Publication number 20130273819
- Publication date Oct 17, 2013
- Xinchun Lu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CHEMICAL MECHANICAL POLISHING MACHINE AND CHEMICAL MECHANICAL POLIS...
- Publication number 20130130601
- Publication date May 23, 2013
- Xinchun Lu
- B24 - GRINDING POLISHING