Yong Ma

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Display screen of a wearable device with transitional graphical use...
- Patent number D900866
- Issue date Nov 3, 2020
- Shanghai Yushanzhi Information Technology Company Limited
- Qunli Ma
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Display screen of a wearable device with a transitional graphical u...
- Patent number D858561
- Issue date Sep 3, 2019
- Shanghai Yushanzhi Information Technology Company Limited
- Qunli Ma
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Display screen of a wearable device with a transitional graphical u...
- Patent number D858563
- Issue date Sep 3, 2019
- Mobvoi Information Technology Company Limited
- Zhongshu Xu
- D14 - Recording, communication, or information retrieval equipment