GAO-FENG DU

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Shenzhen City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Drainage device for closed chamber containing liquid
- Patent number 9,028,681
- Issue date May 12, 2015
- Hon Hai Precision Industry Co., Ltd.
- Ming-Lu Yang
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Waxing device
- Patent number 8,978,577
- Issue date Mar 17, 2015
- Hon Hai Precision Industry Co., Ltd.
- Ming-Lu Yang
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
WAXING DEVICE
- Publication number 20130019800
- Publication date Jan 24, 2013
- HON HAI Precision Industry CO., LTD.
- MING-LU YANG
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
DRAINAGE DEVICE FOR CLOSED CHAMBER CONTAINING LIQUID
- Publication number 20130015116
- Publication date Jan 17, 2013
- HON HAI Precision Industry CO., LTD.
- MING-LU YANG
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...