Vancouver, Canada

D & J Import-export Ltd.


USPTO Granted Patents = 2


Trademarks = 2

Forward Citations = 2

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5 inventors (with patents filed for the assignee):

goldMedal Yun Yang (2 out of 8 patents)

silverMedal Zhenxiong Huang (2 out of 2 patents)

bronzeMedal Jun Zhang (2 out of 2 patents)

4 Feng Deng (2 out of 2 patents)


2 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#359 in Vancouver

#5,842 in Canada

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Vancouver, Canada
Forward Citations = 2

5 inventors:

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