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For the Inventor, By the Inventor

Hong Kong, China

Calson Investment Limited


USPTO Granted Patents = 3

Trademarks = 8

Forward Citations = 22

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9 inventors (with patents filed for the assignee):

goldMedal Bingang Xu (2 out of 8 patents)

silverMedal Tsoi Wing Sing (1 out of 1 patent)

bronzeMedal 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:

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),
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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#900 in Hong Kong

#7,221 in China

...
Hong Kong, China

Calson Investment Limited

Forward Citations = 22

9 inventors:

goldMedal Bingang Xu (2 out of 8 patents)

silverMedal Tsoi Wing Sing (1 out of 1 patent)

bronzeMedal Chou Har Wu (1 out of 1 patent)

4.  Jiale Chai (1 out of 1 patent)

5.  Meiqi Li (1 out of 1 patent)

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