For the Inventor, By the Inventor

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Zhejiang, China

Chengda Pharmaceuticals Co., Ltd.

USPTO Granted Patents = 2

Forward Citations = 0

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18 inventors (with patents filed for the assignee):

Hong Xu (2 out of 21 patents)

Xing Huang (1 out of 3 patents)

Yu Feng (1 out of 1 patent)

4. Weihui Zhong (1 out of 1 patent)

5. Fei Ling (1 out of 1 patent)

6. Danhui Song (1 out of 1 patent)

7. Jiaxuan Wu (1 out of 1 patent)

8. Chao Xu (1 out of 1 patent)

9. Yuhua Shi (1 out of 1 patent)

10. Zongxi Huang (1 out of 1 patent)

11. Yu Feng (1 out of 1 patent)

12. Zhipeng Wang (1 out of 1 patent)

13. Wei Qian (1 out of 1 patent)

14. Changming Dong (1 out of 1 patent)

15. Junkui Dang (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 12410131 - Method for preparation of trans-n-benzyloxycarbonyl-(3-hydroxy-2-piperidinyl)-2-propanone as intermediate of halofuginone (2025-09-09),

2. 12234234 - Method for synthesizing 1,7-naphthyridine derivatives (2025-02-25),

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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#263 in Zhejiang

#9,974 in China

Zhejiang, China

Chengda Pharmaceuticals Co., Ltd.

Forward Citations = 0

18 inventors:

Hong Xu (2 out of 21 patents)

Xing Huang (1 out of 3 patents)

Yu Feng (1 out of 1 patent)

4. Weihui Zhong (1 out of 1 patent)

5. Fei Ling (1 out of 1 patent)

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