Guoqing GU

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic energy storage mechanism and pedestal pan toilet
- Patent number 10,738,449
- Issue date Aug 11, 2020
- Guoqing Gu
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Suction device for waste discharge
- Patent number 10,428,503
- Issue date Oct 1, 2019
- Guoqing Gu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
SUCTION DEVICE FOR WASTE DISCHARGE
- Publication number 20180251969
- Publication date Sep 6, 2018
- Guoqing GU
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
HYDRAULIC ENERGY STORAGE MECHANISM AND PEDESTAL PAN TOILET
- Publication number 20180223513
- Publication date Aug 9, 2018
- Guoqing GU
- E03 - WATER SUPPLY SEWERAGE