For the Inventor, By the Inventor

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Gyeongsangbuk-do, South Korea

Wonik Qnc Corporation

USPTO Granted Patents = 3

EPO Patents = 1

Forward Citations = 0

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18 inventors (with patents filed for the assignee):

Joo Hee Jang (1 out of 3 patents)

Joohee Jang (1 out of 8 patents)

Sanghyun Cho (1 out of 5 patents)

4. Dong Ho Shin (1 out of 10 patents)

5. Byung No Choi (1 out of 1 patent)

6. Yoon Gwan Ju (1 out of 1 patent)

7. Jae Hee Jung (1 out of 1 patent)

8. Geon Rae Kim (1 out of 1 patent)

9. Soyoung Choi (1 out of 1 patent)

10. Seungyoung Oh (1 out of 1 patent)

11. Eunyoung Choi (1 out of 1 patent)

12. Yoonjae Yu (1 out of 1 patent)

13. Eun Young Choi (1 out of 2 patents)

14. Min Seob Jung (1 out of 1 patent)

15. So Young Choi (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 12727420 - Method and apparatus for dry-cleaning AlN heater for semiconductor fabrication equipment (2026-09-01),

2. 11898254 - Processing method for fluorination of fluorination-target component for semiconductor fabrication equipment, which minimizes generation of contaminant particles, and fluorinated component obtained thereby (2024-02-13),

3. 11872104 - Implant surface modification treatment device (2024-01-16),

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USPTO Data Jan 1 1976 - Sep 15 2026

3 Patents

#32 in Gyeongsangbuk-do

#2,791 in South Korea

Gyeongsangbuk-do, South Korea

Wonik Qnc Corporation

Forward Citations = 0

18 inventors:

Joo Hee Jang (1 out of 3 patents)

Joohee Jang (1 out of 8 patents)

Sanghyun Cho (1 out of 5 patents)

4. Dong Ho Shin (1 out of 10 patents)

5. Byung No Choi (1 out of 1 patent)

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