Shanghai, China

Johnson Matthey (shanghai) Chemicals Co. Ltd.


USPTO Granted Patents = 3

Forward Citations = 6

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11 inventors (with patents filed for the assignee):

goldMedal Dongsheng Qiao (3 out of 9 patents)

silverMedal Xiang Zheng (1 out of 4 patents)

bronzeMedal Jingwen Wang (1 out of 3 patents)

4 Michael Anthony Howard (1 out of 12 patents)

5 Dongxia Liu (1 out of 9 patents)

6 Hongyu Ji (1 out of 6 patents)

7 Wenjie Dong (1 out of 5 patents)

8 Yaping Wan (1 out of 2 patents)

9 Xuan Xu (1 out of 3 patents)

10 Zhou Shang (1 out of 3 patents)

11 Maria C Vlachou (1 out of 3 patents)


3 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

3 Patents

#557 in Shanghai

#7,199 in China

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Shanghai, China
Forward Citations = 6

11 inventors:

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