Beijing, China

Beijing Yudong Technology Development Ltd.


USPTO Granted Patents = 2

Forward Citations = 3

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3 inventors (with patents filed for the assignee):

goldMedal Yong Guan (2 out of 8 patents)

silverMedal Liang Li (1 out of 104 patents)

bronzeMedal Ning Gu (1 out of 1 patent)


2 patents:

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USPTO Data Jan 1 1976 - Dec 2 2025

2 Patents

#760 in Beijing

#9,910 in China

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Beijing, China
Forward Citations = 3

3 inventors:

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