Shuzhao Liao

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Call processing method and gateway
- Patent number 11,290,685
- Issue date Mar 29, 2022
- Huawei Technolgoies Co., Ltd.
- Shuzhao Liao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Call processing method and gateway
- Patent number 10,291,882
- Issue date May 14, 2019
- Huawei Technologies Co., Ltd.
- Shuzhao Liao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Conference migration method, apparatus, and system
- Patent number 10,021,349
- Issue date Jul 10, 2018
- Huawei Technologies Co., Ltd.
- Shuzhao Liao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method, device, and network systems for controlling multiple auxili...
- Patent number 9,013,537
- Issue date Apr 21, 2015
- Huawei Device Co., Ltd.
- Jiaoli Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method, device and system for call establishment
- Patent number 8,509,410
- Issue date Aug 13, 2013
- Huawei Device Co., Ltd.
- Shuzhao Liao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Call Processing Method and Gateway
- Publication number 20190253666
- Publication date Aug 15, 2019
- Huawei Technologies Co., Ltd
- Shuzhao Liao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Conference Migration Method, Apparatus, and System
- Publication number 20170150101
- Publication date May 25, 2017
- Huawei Technologies Co., Ltd
- Shuzhao Liao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Call Processing Method and Gateway
- Publication number 20160119584
- Publication date Apr 28, 2016
- Huawei Technologies Co., Ltd
- Shuzhao Liao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method, Device, and Network System for Controlling Multiple Auxilia...
- Publication number 20130265380
- Publication date Oct 10, 2013
- Jiaoli Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD, DEVICE AND SYSTEM FOR CALL ESTABLISHMENT
- Publication number 20120263286
- Publication date Oct 18, 2012
- HUAWEI DEVICE CO., LTD.
- Shuzhao Liao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE