For the Inventor, By the Inventor

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Seoul, South Korea

Dong-A St Co., Ltd.

USPTO Granted Patents = 1

EPO Patents = 3

Forward Citations = 0

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14 inventors (with patents filed for the assignee):

Masaoki Goto (1 out of 8 patents)

Sun-Woo Jang (1 out of 5 patents)

Chang-Yell Shin (1 out of 3 patents)

4. Kwang-Ho Cha (1 out of 3 patents)

5. Hae-Sun Kim (1 out of 4 patents)

6. Hyun-Jung Kim (1 out of 3 patents)

7. Sang-Min Hyun (1 out of 1 patent)

8. Chang-Yong Shin (2 patents)

9. Jun Sang Park (11 patents)

10. Sang-Min Hyun (0 patent)

11. Jae-Han Kim (0 patent)

12. Yong-Jik Kim (0 patent)

13. Jeong-Soo Kim (0 patent)

14. Eun Jung Kim (0 patent)

1 patent: Sort by Forward Citations

1. 12527749 - Percutaneous absorption preparation comprising donepezil with improved stability (2026-01-20),

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USPTO Data Jan 1 1976 - Sep 15 2026

1 Patents

#1,938 in Seoul

#5,781 in South Korea

Seoul, South Korea

Dong-A St Co., Ltd.

Forward Citations = 0

14 inventors:

Masaoki Goto (1 out of 8 patents)

Sun-Woo Jang (1 out of 5 patents)

Chang-Yell Shin (1 out of 3 patents)

4. Kwang-Ho Cha (1 out of 3 patents)

5. Hae-Sun Kim (1 out of 4 patents)

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