Yanlong Xu

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
High temperature-resistant wheel
- Patent number 11,932,055
- Issue date Mar 19, 2024
- BEIJING LESEN TECHNOLOGY CO., LTD
- Fei Tang
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
HIGH TEMPERATURE-RESISTANT FIRE EXTINGUISHING ROBOT AND WORKING MET...
- Publication number 20240108925
- Publication date Apr 4, 2024
- Fei TANG
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
HIGH TEMPERATURE-RESISTANT WHEEL
- Publication number 20220041010
- Publication date Feb 10, 2022
- BEIJING LESEN TECHNOLOGY CO., LTD
- Fei TANG
- B60 - VEHICLES IN GENERAL