For the Inventor, By the Inventor

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Yongin, South Korea

Actro Co., Ltd.

USPTO Granted Patents = 3

Forward Citations = 1

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5 inventors (with patents filed for the assignee):

Hak Sung Kim (2 out of 18 patents)

Gyung Hwan Oh (2 out of 5 patents)

Dong Woon Park (2 out of 13 patents)

4. Jong-cheol Kim (1 out of 2 patents)

5. Heon Su Kim (1 out of 2 patents)

3 patents: Sort by Forward Citations

1. 12055378 - Thickness measuring device (2024-08-06),

2. 11781981 - Specimen inspection apparatus and specimen inspection method (2023-10-10),

3. 10101594 - Optical image stabilization structure and camera module having the same (2018-10-16),

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USPTO Data Jan 1 1976 - Sep 29 2026

3 Patents

#61 in Yongin

#2,785 in South Korea

Yongin, South Korea

Actro Co., Ltd.

Forward Citations = 1

5 inventors:

Hak Sung Kim (2 out of 18 patents)

Gyung Hwan Oh (2 out of 5 patents)

Dong Woon Park (2 out of 13 patents)

4. Jong-cheol Kim (1 out of 2 patents)

5. Heon Su Kim (1 out of 2 patents)

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