% Expired Patents = 100.0

Forward Citations = 0

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26 inventors (with patents filed for the assignee):

Xing Liu (2 out of 5 patents)

Junhong Qiu (2 out of 2 patents)

Huawei Jia (2 out of 2 patents)

4. Meng Li (2 out of 2 patents)

5. Ruizhi Jiang (2 out of 2 patents)

6. Lei Gao (1 out of 5 patents)

7. Xintao Dong (1 out of 2 patents)

8. Guobin Li (1 out of 3 patents)

9. Qiang Niu (1 out of 1 patent)

10. Jingwan Liang (1 out of 1 patent)

11. Shuai Jiang (1 out of 1 patent)

12. Yongjian Tao (1 out of 1 patent)

13. Yongxin Liu (1 out of 1 patent)

14. Feng Li (1 out of 1 patent)

15. Yake Xi (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 10082816 - Method of differential protection in the power distribution networks based on phase difference principles (2018-09-25),

2. 9904588 - Method of preventing misoperations about a relay protection device in a smart substation (2018-02-27),

3. 9667131 - Differential protection method for bridge circuit in current converter control system (2017-05-30),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#5 in Xuchang

#8,337 in China

Xuchang, China

Xuchang Xj Software Technologies Ltd

Forward Citations = 0

26 inventors:

Xing Liu (2 out of 5 patents)

Junhong Qiu (2 out of 2 patents)

Huawei Jia (2 out of 2 patents)

4. Meng Li (2 out of 2 patents)

5. Ruizhi Jiang (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Xuchang Xj Software Technologies Ltd. Retrieved from https://idiyas.com/company/xuchang-xj-software-technologies

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]