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For the Inventor, By the Inventor

Haikou, China

Hainan Poly Pharm Co., Ltd.


USPTO Granted Patents = 2

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

goldMedal Jiajia Xiang (2 out of 2 patents)

silverMedal Changhuo Xu (2 out of 2 patents)

bronzeMedal Youqing Shen (2 out of 7 patents)

4.  Quan Zhou (2 out of 5 patents)


2 patents:

1. 11534435 - Drug carrier and preparation method thereof (2022-12-27),
2. 11364232 - Polymer of gamma-glutamyl transpeptidase catalyzing hydrolysis-induced charge reversal and its application in the field of drug delivery (2022-06-21),
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USPTO Data Jan 1 1976 - Jan 6 2026

2 Patents

#12 in Haikou

#10,046 in China

...
Haikou, China

Hainan Poly Pharm Co., Ltd.

Forward Citations = 0

4 inventors:

goldMedal Jiajia Xiang (2 out of 2 patents)

silverMedal Changhuo Xu (2 out of 2 patents)

bronzeMedal Youqing Shen (2 out of 7 patents)

4.  Quan Zhou (2 out of 5 patents)

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