For the Inventor, By the Inventor

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Guangzhou, China

Guangzhou Cellprotek Pharmaceutical Ltd.

USPTO Granted Patents = 3

Forward Citations = 62

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12 inventors (with patents filed for the assignee):

Guangmei Yan (3 out of 14 patents)

Pengxin Qiu (3 out of 6 patents)

Jingxia Zhang (3 out of 10 patents)

4. Jiesi Chen (2 out of 4 patents)

5. Haiyan Hu (2 out of 5 patents)

6. Tiandong Leng (2 out of 2 patents)

7. Hanfei Sang (2 out of 2 patents)

8. Shujia Zhou (2 out of 2 patents)

9. Xiuhua You (2 out of 2 patents)

10. Ling Li (1 out of 2 patents)

11. Ning Tian (1 out of 2 patents)

12. Halyan Hu (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 9320743 - Use of 5α-androstane-3β,5,6β-triol in preparation of neuroprotective drugs (2016-04-26),

2. 9161985 - 5α-androstane (alkyl)-3β, 5, 6β-triol injection and preparation method therefor (2015-10-20),

3. 8809309 - Use of 5α-androstane (alkyl)-3β,5,6β-triol in preparation of neuroprotective drugs (2014-08-19),

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#184 in Guangzhou

#7,218 in China

Guangzhou, China

Guangzhou Cellprotek Pharmaceutical Ltd.

Forward Citations = 62

12 inventors:

Guangmei Yan (3 out of 14 patents)

Pengxin Qiu (3 out of 6 patents)

Jingxia Zhang (3 out of 10 patents)

4. Jiesi Chen (2 out of 4 patents)

5. Haiyan Hu (2 out of 5 patents)

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