Guangsheng Liu

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Shenzen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Ionic air purifier with high air flow
- Patent number 7,785,404
- Issue date Aug 31, 2010
- Sylmark Holdings Limited
- Shengwen Leng
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Air purifier with front-load electrodes
- Patent number 7,390,352
- Issue date Jun 24, 2008
- Sylmark Holdings Limited
- Shengwen Leng
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Air purifier
- Patent number D551328
- Issue date Sep 18, 2007
- Sylmark Holdings Limited
- Shengwen Leng
- D23 - Environmental heating and cooling

Patents Applicationslast 30 patents

Information Patent Application
IONIC AIR PURIFIER WITH HIGH AIR FLOW
- Publication number 20080078295
- Publication date Apr 3, 2008
- Shengwen Leng
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
Air purifier with front-load electrodes
- Publication number 20070214958
- Publication date Sep 20, 2007
- Sylmark Holdings Limited
- Shengwen Leng
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...