Hangfa Yi

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
LED display with quick maintenance structure
- Patent number 11,122,695
- Issue date Sep 14, 2021
- Unilumin Group Co., Ltd.
- Hangfa Yi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
LED DISPLAY
- Publication number 20190159349
- Publication date May 23, 2019
- UNILUMIN GROUP CO., LTD.
- Hangfa Yi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR