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Beijing, CN
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last 30 patents
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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
Method, device, and system for implementing network access, and net...
Patent number
9,654,413
Issue date
May 16, 2017
Beijing Qihoo Technology Company Limited
Gang Zhao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 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
Method, Device, and System for Implementing Network Access, and Net...
Publication number
20150058986
Publication date
Feb 26, 2015
Beijing Qihoo Technology Company Limited
Gang Zhao
H04 - ELECTRIC COMMUNICATION TECHNIQUE