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For the Inventor, By the Inventor

Beijing, China

Nsfocus Technologies, Inc.


USPTO Granted Patents = 9

Forward Citations = 3

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16 inventors (with patents filed for the assignee):

goldMedal Tao Chen (2 out of 135 patents)

silverMedal Kun He (2 out of 5 patents)

bronzeMedal Hu Li (1 out of 25 patents)

4.  Dongjing He (1 out of 1 patent)

5.  Hongliang Zhao (1 out of 1 patent)

6.  Jiaxi Ren (1 out of 1 patent)

7.  Lijun Liu (1 out of 21 patents)

8.  Yangyang Guo (1 out of 2 patents)

9.  Shaobin Liu (1 out of 1 patent)

10.  Junli Shen (1 out of 1 patent)

11.  Junyong Xiong (1 out of 1 patent)

12.  Weixin Liu (1 out of 1 patent)

13.  Yuchao She (1 out of 1 patent)

14.  Zijian Wu (1 out of 1 patent)

15.  Fei Fei Li (1 out of 54 patents)


9 patents:

1. 11451566 - Network traffic anomaly detection method and apparatus (2022-09-20),
2. 11431742 - DNS evaluation method and apparatus (2022-08-30),
3. 11379687 - Method for extracting feature string, device, network apparatus, and storage medium (2022-07-05),
4. 11023540 - Web page clustering method and device (2021-06-01),
5. 10812525 - Method and system for defending distributed denial of service attack (2020-10-20),
6. 10812524 - Method, and devices for defending distributed denial of service attack (2020-10-20),
7. 10645105 - Network attack detection method and device (2020-05-05),
8. 10642985 - Method and device for vulnerability scanning (2020-05-05),
9. 10057155 - Method and apparatus for determining automatic scanning action (2018-08-21),
Company Overview
NSFOCUS is a pioneering enterprise security provider, with over 18 years of experience, offering a comprehensive suite of security services to protect against cyber threats. Their solutions encompass cloud security, network security, application security, and advanced threat intelligence.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

9 Patents

#314 in Beijing

#3,112 in China

Beijing, CN
Beijing, China

Nsfocus Technologies, Inc.

Forward Citations = 3

16 inventors:

goldMedal Tao Chen (2 out of 135 patents)

silverMedal Kun He (2 out of 5 patents)

bronzeMedal Hu Li (1 out of 25 patents)

4.  Dongjing He (1 out of 1 patent)

5.  Hongliang Zhao (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nsfocus Technologies, Inc.. Retrieved from https://idiyas.com/company/nsfocus-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]
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