Qinbo Xie

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Combination air filter and goggles
- Patent number 11,534,342
- Issue date Dec 27, 2022
- Qinbo Xie
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Combination air filter and goggles
- Publication number 20200297538
- Publication date Sep 24, 2020
- Qinbo Xie
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Combination air filter and protective gown
- Publication number 20200297044
- Publication date Sep 24, 2020
- Qinbo Xie
- A41 - WEARING APPAREL