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For the Inventor, By the Inventor

Xuchang, China

Xj Electric Co., Ltd

Calculating rank
USPTO Granted Patents = 8

% Expired Patents = 87.5


Forward Citations = 3

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79 inventors (with patents filed for the assignee):

goldMedal Chuankun Ni (3 out of 4 patents)

silverMedal Baowei Li (2 out of 3 patents)

bronzeMedal Xu Li (2 out of 3 patents)

4.  Yingying Xi (2 out of 3 patents)

5.  Xintao Dong (2 out of 2 patents)

6.  Jidong Huang (2 out of 3 patents)

7.  Feng Xiao (2 out of 3 patents)

8.  Shasha Hu (2 out of 3 patents)

9.  Xing Liu (2 out of 5 patents)

10.  Junhong Qiu (2 out of 2 patents)

11.  Huawei Jia (2 out of 2 patents)

12.  Meng Li (2 out of 2 patents)

13.  Ruizhi Jiang (2 out of 2 patents)

14.  Lei Gao (1 out of 6 patents)

15.  Ning Yang (1 out of 25 patents)


8 patents:

1. 10741338 - Contact device of handcart circuit breaker and handcart circuit breaker (2020-08-11),
2. 10622804 - Method for preventing differential protection maloperation of optical fiber caused by saturation of single CT of 3/2 connection (2020-04-14),
3. 10551425 - Method for quickly identifying disconnection of CT in protection of 3/2 connection mode based bus (2020-02-04),
4. 10514407 - Distributed test method applicable to system-level test of intelligent high voltage equipment (2019-12-24),
5. 10082816 - Method of differential protection in the power distribution networks based on phase difference principles (2018-09-25),
6. 9985428 - Sampling implementation method and device based on conventional sampling goose trip mode (2018-05-29),
7. 9904588 - Method of preventing misoperations about a relay protection device in a smart substation (2018-02-27),
8. 9667131 - Differential protection method for bridge circuit in current converter control system (2017-05-30),
Company Overview
Xj Electric Co., Ltd is a leading manufacturer of electrical products, specializing in the production of transformers, switchgear, and other power distribution equipment. With a history of innovation and commitment to quality, Xj Electric has become a trusted name in the industry, serving customers worldwide with reliable and efficient solutions for their electrical needs.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

8 Patents

#3 in Xuchang

#3,476 in China

Xuchang, CN
Xuchang, China

Xj Electric Co., Ltd

Forward Citations = 3

79 inventors:

goldMedal Chuankun Ni (3 out of 4 patents)

silverMedal Baowei Li (2 out of 3 patents)

bronzeMedal Xu Li (2 out of 3 patents)

4.  Yingying Xi (2 out of 3 patents)

5.  Xintao Dong (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Xj Electric Co., Ltd. Retrieved from https://idiyas.com/company/xj-electric-company

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]
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