Youying Lan

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Housing assembly and terminal
- Patent number 11,165,894
- Issue date Nov 2, 2021
- Huawei Technologies Co., Ltd.
- Shizhe Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for improving speaker performance and terminal device
- Patent number 9,961,465
- Issue date May 1, 2018
- Huawei Technologies Co., Ltd.
- Youying Lan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Housing Assembly and Terminal
- Publication number 20210234948
- Publication date Jul 29, 2021
- Huawei Technologies Co., Ltd
- Shizhe Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for Improving Speaker Performance and Terminal Device
- Publication number 20170289715
- Publication date Oct 5, 2017
- Huawei Technologies Co., Ltd
- Youying Lan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE