Weijie Wang

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Chongqing, CN

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Patents Grantslast 30 patents

Information Patent Grant
System and method for harvesting rainwater
- Patent number 9,605,417
- Issue date Mar 28, 2017
- Chongqing University
- Hongxiang Chai
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
System and method for purifying rainfall runoff
- Patent number 9,580,897
- Issue date Feb 28, 2017
- Chongqing University
- Hongxiang Chai
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Method for roof drainage
- Patent number 8,973,325
- Issue date Mar 10, 2015
- Chongqing University
- Hongxiang Chai
- E04 - BUILDING
Information Patent Grant
Rainwater head
- Patent number 8,950,123
- Issue date Feb 10, 2015
- Chongqing University
- Hongxiang Chai
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR PURIFYING RAINFALL RUNOFF
- Publication number 20140144850
- Publication date May 29, 2014
- Promotion Ctr of Science and Technology Develop, Ministry of Housing and Urba...
- Hongxiang CHAI
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
SYSTEM AND METHOD FOR HARVESTING RAINWATER
- Publication number 20140144835
- Publication date May 29, 2014
- Promotion Centre of Science and Technology Development, Ministry of Housing a...
- Hongxiang CHAI
- E03 - WATER SUPPLY SEWERAGE