Guoping Chen

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Optical lens barrel having transmissive liquid crystal display func...
- Patent number 10,962,775
- Issue date Mar 30, 2021
- Guoping Chen
- F41 - WEAPONS

Patents Applicationslast 30 patents

Information Patent Application
Optical Lens Barrel Having Transmissive Liquid Crystal Display Func...
- Publication number 20200333595
- Publication date Oct 22, 2020
- GUOPING CHEN
- F41 - WEAPONS
Information Patent Application
DIVING BREATHING TUBE WITH SAFETY WARNING DEVICE
- Publication number 20200094930
- Publication date Mar 26, 2020
- SHENZHEN ALLWELL SPORTS PRODUCTS MANUFACTURING CO.,LTD
- Guoping Chen
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT