For the Inventor, By the Inventor

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Daejeon, South Korea

Vacctech Corp.

USPTO Granted Patents = 1

% Expired Patents = 100.0

EPO Patents = 1

Forward Citations = 2

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9 inventors (with patents filed for the assignee):

Chung Hyuk Lee (1 out of 5 patents)

Hee-Yong Han (1 out of 1 patent)

Seung-Hong Jang (1 out of 1 patent)

4. Eul-Chae Kim (1 out of 1 patent)

5. Jung-Kyung Park (1 out of 1 patent)

6. Young-Jin Han (1 out of 1 patent)

7. Heung-Soon Park (1 out of 1 patent)

8. Yun-Cheul Kim (1 out of 1 patent)

9. Ho-Jin Park (1 out of 5 patents)

10. Yun-Cheul 436-403 Samsungraemian Apt Kim (0 patent)

1 patent: Sort by Forward Citations

1. 7575914 - Microorganism producing hyaluronic acid and purification method of hyaluronic acid (2009-08-18),

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USPTO Data Jan 1 1976 - Sep 22 2026

1 Patents

#331 in Daejeon

#5,775 in South Korea

Daejeon, South Korea

Vacctech Corp.

Forward Citations = 2

9 inventors:

Chung Hyuk Lee (1 out of 5 patents)

Hee-Yong Han (1 out of 1 patent)

Seung-Hong Jang (1 out of 1 patent)

4. Eul-Chae Kim (1 out of 1 patent)

5. Jung-Kyung Park (1 out of 1 patent)

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