Trademarks = 7

Forward Citations = 23

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9 inventors (with patents filed for the assignee):

Bingang Xu (2 out of 8 patents)

Tsoi Wing Sing (1 out of 1 patent)

Chou Har Wu (1 out of 1 patent)

4. Jiale Chai (1 out of 1 patent)

5. Meiqi Li (1 out of 1 patent)

6. Chou Har Wu (1 out of 1 patent)

7. Yuanyuan Gao (1 out of 1 patent)

8. Yujue Yang (1 out of 1 patent)

9. Meiqi Li (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 12290140 - Integrated fabric based power-generating insole and method of manufacturing the same (2025-05-06),

2. 11754234 - Power-generating insole and light emitting shoe based on coupled power generation devices (2023-09-12),

3. 8464383 - Fabric-earing outsoles, shoes bearing such outsoles and related methods (2013-06-18),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#936 in Hong Kong

#8,360 in China

Hong Kong, China

Calson Investment Limited

Forward Citations = 23

9 inventors:

Bingang Xu (2 out of 8 patents)

Tsoi Wing Sing (1 out of 1 patent)

Chou Har Wu (1 out of 1 patent)

4. Jiale Chai (1 out of 1 patent)

5. Meiqi Li (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Calson Investment Limited. Retrieved from https://idiyas.com/company/calson-investment

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]