Shanghai, China

Shanghai Changyuan Wayon Circuit Protection Co., Ltd.


USPTO Granted Patents = 3


Forward Citations = 10

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15 inventors (with patents filed for the assignee):

goldMedal Yutang Liu (3 out of 4 patents)

silverMedal Zhengping Liu (3 out of 3 patents)

bronzeMedal Daohua Gao (3 out of 3 patents)

4 Jun Wang (3 out of 152 patents)

5 Quanquan Yang (1 out of 2 patents)

6 Yong Fang (1 out of 2 patents)

7 Lifeng Liu (1 out of 1 patent)

8 Xuan Gong (1 out of 1 patent)

9 Quan-quan Yang (1 out of 1 patent)

10 Congwu Li (1 out of 1 patent)

11 Jinhua Yang (1 out of 2 patents)

12 Zhen Cheng (1 out of 2 patents)

13 Quantao Li (1 out of 1 patent)

14 Tianju Sun (1 out of 1 patent)

15 Wei Wang (1 out of 119 patents)


3 patents:

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USPTO Data Jan 1 1976 - Dec 2 2025

3 Patents

#556 in Shanghai

#7,182 in China

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Shanghai, China
Forward Citations = 10

15 inventors:

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