Qinghui Liu

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Process for cleaning a compound semiconductor wafer
- Patent number 8,691,019
- Issue date Apr 8, 2014
- Beijing Tongmei Xtal Technology Co., Ltd.
- Diansheng Ren
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR CLEANING A COMPOUND SEMICONDUCTOR WAFER
- Publication number 20130276824
- Publication date Oct 24, 2013
- BEIJING TONGMEI XTAL TECHNOLOGY CO., LTD.
- Diansheng Ren
- H01 - BASIC ELECTRIC ELEMENTS