Guangzhou, China

Poly Changda Engineering Co., Ltd.


USPTO Granted Patents = 3


Forward Citations = 1

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26 inventors (with patents filed for the assignee):

goldMedal Yuxian Wu (2 out of 2 patents)

silverMedal He Jin (2 out of 2 patents)

bronzeMedal Shengquan Yan (2 out of 2 patents)

4.  Duo Zou (2 out of 2 patents)

5.  Yi Zhou (1 out of 14 patents)

6.  Gangliang Liu (1 out of 1 patent)

7.  Zhongwen Wang (1 out of 1 patent)

8.  Yiming Xu (1 out of 1 patent)

9.  Rongfeng Chen (1 out of 1 patent)

10.  Baihong Deng (1 out of 1 patent)

11.  Taihao Chen (1 out of 1 patent)

12.  Zungui Lei (1 out of 1 patent)

13.  Lichuan Cui (1 out of 1 patent)

14.  Yadang Zhao (1 out of 1 patent)

15.  Chengmin Wang (1 out of 2 patents)


3 patents:

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USPTO Data Jan 1 1976 - Sep 29 2026

3 Patents

#224 in Guangzhou

#8,271 in China

Guangzhou, CN
Guangzhou, China
Forward Citations = 1

26 inventors:

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