Beijing, China

Institute of Materia Medica


USPTO Granted Patents = 3

Forward Citations = 0

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9 inventors (with patents filed for the assignee):

goldMedal Rui Han (1 out of 50 patents)

silverMedal Guifang Cheng (1 out of 3 patents)

bronzeMedal Zhi Xu (1 out of 2 patents)

4 Zongru Guo (1 out of 4 patents)

5 Fengming Chu (1 out of 3 patents)

6 Ai Ping Bai (1 out of 2 patents)

7 Wen Hui Hu (1 out of 2 patents)

8 Geng-tao Liu (1 out of 8 patents)

9 Zang-Liang Yuan (1 out of 1 patent)


3 patents:

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USPTO Data Jan 1 1976 - Jan 6 2026

3 Patents

#588 in Beijing

#7,260 in China

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Beijing, China
Forward Citations = 0

9 inventors:

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