Zhenzhen Liu

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Blockchain-based intrusion detection system for railway signals
- Patent number 12,107,873
- Issue date Oct 1, 2024
- Signal and Communication Research Institute, China Academy of Railway Science...
- Qichang Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Heat dissipater for main heat generating device with peripheral hea...
- Patent number 9,917,029
- Issue date Mar 13, 2018
- Huawei Technologies Co., Ltd.
- Zhenzhen Liu
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Blockchain-based Intrusion Detection System for Railway Signals
- Publication number 20240283801
- Publication date Aug 22, 2024
- Signal and Communication Research Institute, China Academy of Railway Science...
- Qichang Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Heat Dissipater
- Publication number 20140069611
- Publication date Mar 13, 2014
- Huawei Technologies Co., Ltd
- Zhenzhen Liu
- H01 - BASIC ELECTRIC ELEMENTS