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Zufa YANG
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Wuhan, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Ethernet ring protection switching method and node
Patent number
10,721,094
Issue date
Jul 21, 2020
Huawei Technologies Co., Ltd.
Wenhua Xiao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus for hybrid-transmitting and bridging of a circuit service...
Patent number
8,908,680
Issue date
Dec 9, 2014
Huawei Technologies Co., Ltd.
Zufa Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Ethernet Ring Protection Switching Method and Node
Publication number
20180048488
Publication date
Feb 15, 2018
Huawei Technologies Co., Ltd
Wenhua Xiao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS FOR HYBRID-TRANSMITTING AND BRIDGING OF A CIRCUIT SERVICE...
Publication number
20120269189
Publication date
Oct 25, 2012
Zufa YANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE