Yongwang LIU

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Indoor grey water purification and reuse device, system and method...
- Patent number 12,281,466
- Issue date Apr 22, 2025
- China Architecture Design & Research Group Co., Ltd.
- Yongwang Liu
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Indoor Grey Water Purification and Reuse Device, System and Method...
- Publication number 20230075157
- Publication date Mar 9, 2023
- Yongwang LIU
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE