Ruchuan Du

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Communication method and communications device
- Patent number 12,200,484
- Issue date Jan 14, 2025
- Huawei Technologies Co., Ltd.
- Fei Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Access method, device, and system
- Patent number 11,611,930
- Issue date Mar 21, 2023
- Huawei Technologies Co., Ltd.
- Jing Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Handover method and system, and device
- Patent number 11,432,218
- Issue date Aug 30, 2022
- Huawei Technologies Co., Ltd.
- Jing Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for determining gateway information
- Patent number 10,673,960
- Issue date Jun 2, 2020
- Huawei Technologies Co., Ltd.
- Yu Zhong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Communication Method and Communications Device
- Publication number 20220030428
- Publication date Jan 27, 2022
- Huawei Technologies Co., Ltd
- Fei Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACCESS METHOD, DEVICE, AND SYSTEM
- Publication number 20210112491
- Publication date Apr 15, 2021
- Huawei Technologies Co., Ltd
- Jing CHEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Handover Method and System, and Device
- Publication number 20210084554
- Publication date Mar 18, 2021
- Huawei Technologies Co., Ltd
- Jing Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR DETERMINING GATEWAY INFORMATION
- Publication number 20170289279
- Publication date Oct 5, 2017
- Huawei Technologies Co., Ltd
- Yu Zhong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE