Qun TAO

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Smart respirator and method and device for calculating pollutant ab...
- Patent number 10,981,022
- Issue date Apr 20, 2021
- Xiaomi Inc.
- Tong Zhao
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Smart mask, method, smart mask and apparatus for calculating pollut...
- Patent number 10,561,865
- Issue date Feb 18, 2020
- Xiaomi Inc.
- Tong Zhao
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Universal wheel assembly and suitcase
- Patent number 10,137,732
- Issue date Nov 27, 2018
- Xiaomi Inc.
- Tong Zhao
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
SMART RESPIRATOR AND METHOD AND DEVICE FOR CALCULATING POLLUTANT AB...
- Publication number 20170028228
- Publication date Feb 2, 2017
- Xiaomi Inc.
- Tong ZHAO
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
SMART MASK, METHOD, SMART MASK AND APPARATUS FOR CALCULATING POLLUT...
- Publication number 20170028231
- Publication date Feb 2, 2017
- Xiaomi Inc.
- Tong ZHAO
- G01 - MEASURING TESTING
Information Patent Application
UNIVERSAL WHEEL ASSEMBLY AND SUITCASE
- Publication number 20170021668
- Publication date Jan 26, 2017
- Xiaomi Inc.
- Tong ZHAO
- B60 - VEHICLES IN GENERAL