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Xuchang, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Method for quickly identifying disconnection of CT in protection of...
Patent number
10,551,425
Issue date
Feb 4, 2020
XJ GROUP CORPORATION
Jidong Huang
G01 - MEASURING TESTING
Information
Patent Grant
Prevention method of abnormal action protection of UHV regulating c...
Patent number
10,090,670
Issue date
Oct 2, 2018
XJ Group Corporation
Jirui Chen
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
Method for Quickly Identifying Disconnection of CT in Protection of...
Publication number
20170192045
Publication date
Jul 6, 2017
XJ GROUP CORPORATION
Jidong Huang
G01 - MEASURING TESTING
Information
Patent Application
PREVENTION METHOD OF ABNORMAL ACTION PROTECTION OF UHV REGULATING C...
Publication number
20170018919
Publication date
Jan 19, 2017
XJ GROUP CORPROATION
Jirui Chen
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER