China Southern Power Grid

Calculating rank

USPTO Granted Patents = 3

EPO Patents = 2

Forward Citations = 0

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31 inventors (with patents filed for the assignee):

Hong Rao (2 out of 6 patents)

Yan Li (1 out of 18 patents)

Hao Liu (1 out of 30 patents)

4. Chuang Fu (1 out of 3 patents)

5. Juanjuan Wang (1 out of 2 patents)

6. Shukai Xu (1 out of 6 patents)

7. Huan Li (1 out of 3 patents)

8. Gang Liu (1 out of 23 patents)

9. Wei Wei (1 out of 61 patents)

10. Lei Jia (1 out of 6 patents)

11. Shuangfei Yang (1 out of 2 patents)

12. Junjie Feng (1 out of 2 patents)

13. Weiwei Li (1 out of 2 patents)

14. Xiaobin Zhao (1 out of 3 patents)

15. Changyue Zou (1 out of 2 patents)

3 patents: Sort by Forward Citations

1. 12332124 - Deep well grounding electrode and deep well grounding electrode monitoring system (2025-06-17),

2. 12283821 - Control method and apparatus for high-voltage, direct current first commutation failure in alternating-current fault (2025-04-21),

3. 12132315 - Parameter design method for series passive impedance adapter applicable to voltage source converter based high voltage direct current (VSC-HVDC) transmission system (2024-10-29),

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USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#232 in Guangzhou

#8,379 in China

Guangzhou, China

China Southern Power Grid

Forward Citations = 0

31 inventors:

Hong Rao (2 out of 6 patents)

Yan Li (1 out of 18 patents)

Hao Liu (1 out of 30 patents)

4. Chuang Fu (1 out of 3 patents)

5. Juanjuan Wang (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: China Southern Power Grid. Retrieved from https://idiyas.com/company/china-southern-power-grid

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]

2 patents (EPO):

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]