Yan Zhan

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Display screen with transitional graphical user interface
- Patent number D872108
- Issue date Jan 7, 2020
- SHENZHEN ROYOLE TECHNOLOGIES CO., LTD.
- Yiqi Wang
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Display screen with transitional graphical user interface
- Patent number D830378
- Issue date Oct 9, 2018
- SHENZHEN ROYOLE TECHNOLOGIES CO., LTD.
- Jinxin Li
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Display screen with transitional graphical user interface
- Patent number D830379
- Issue date Oct 9, 2018
- SHENZHEN ROYOLE TECHNOLOGIES CO., LTD.
- Jinxin Li
- D14 - Recording, communication, or information retrieval equipment