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Xj Group Corporation

USPTO Granted Patents = 14

% Expired Patents = 85.7

EPO Patents = 1

Forward Citations = 3

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110 inventors (with patents filed for the assignee):

Xing Liu (5 out of 5 patents)

Chuankun Ni (4 out of 4 patents)

Baowei Li (3 out of 3 patents)

4. Xu Li (3 out of 3 patents)

5. Yingying Xi (3 out of 3 patents)

6. Jidong Huang (3 out of 3 patents)

7. Feng Xiao (3 out of 3 patents)

8. Shasha Hu (3 out of 3 patents)

9. Yong Wei (3 out of 4 patents)

10. Xiaohui Song (3 out of 4 patents)

11. Guobin Li (3 out of 3 patents)

12. Dingguo Wang (3 out of 3 patents)

13. Jiansong Zhao (2 out of 2 patents)

14. Xintao Dong (2 out of 2 patents)

15. Yun Gong (2 out of 2 patents)

14 patents: Sort by Forward Citations

1. 12094191 - Monitoring system and method based on digital converter station (2024-09-17),

2. 10741338 - Contact device of handcart circuit breaker and handcart circuit breaker (2020-08-11),

3. 10622804 - Method for preventing differential protection maloperation of optical fiber caused by saturation of single CT of 3/2 connection (2020-04-14),

4. 10551425 - Method for quickly identifying disconnection of CT in protection of 3/2 connection mode based bus (2020-02-04),

5. 10514407 - Distributed test method applicable to system-level test of intelligent high voltage equipment (2019-12-24),

6. 10158223 - Method for generating current differential protection supernode based on electrical topology of regional distribution network (2018-12-18),

7. 10090670 - Prevention method of abnormal action protection of UHV regulating compensation transformer with no-load input (2018-10-02),

8. 10082816 - Method of differential protection in the power distribution networks based on phase difference principles (2018-09-25),

9. 9985428 - Sampling implementation method and device based on conventional sampling goose trip mode (2018-05-29),

10. 9956506 - Oil-gas separation cylinder, an oil-gas separation device and an oil chromatography (2018-05-01),

11. 9904588 - Method of preventing misoperations about a relay protection device in a smart substation (2018-02-27),

12. 9667131 - Differential protection method for bridge circuit in current converter control system (2017-05-30),

13. 8959393 - Centralized and networked protection system and method of a regional distribution network (2015-02-17),

14. 8773828 - Busbar differential protection method (2014-07-08),

Xj Group Corporation, based in Xuchang, China, specializes in the development and manufacturing of advanced materials and components, particularly in the fields of electrical and electronic products. The company is known for its innovative solutions that cater to various industries, including telecommunications and consumer electronics. With a strong emphasis on research and development, Xj Group aims to enhance product performance and sustainability, positioning itself as a key player in the global market for high-tech materials.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

Xj Group Corporation

14 Patents

#1 in Xuchang

#2,030 in China

#42,199 in the World

Xj Group Corporation

Forward Citations = 3

110 inventors:

Xing Liu (5 out of 5 patents)

Chuankun Ni (4 out of 4 patents)

Baowei Li (3 out of 3 patents)

4. Xu Li (3 out of 3 patents)

5. Yingying Xi (3 out of 3 patents)

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