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Pyeongtaek, South Korea

Wonik Ips Co., Ltd.

USPTO Granted Patents = 38

% Expired Patents = 5.3

Trademarks = 4

Forward Citations = 24

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93 inventors (with patents filed for the assignee):

Byung Chul Cho (6 out of 7 patents)

Kyung Tea Park (5 out of 32 patents)

Kwang Seon Jin (5 out of 5 patents)

4. Sang Jun Park (5 out of 36 patents)

5. Dae Seong Lee (4 out of 4 patents)

6. Jin Sung Chun (3 out of 3 patents)

7. Jun Hyuck Kwon (3 out of 3 patents)

8. Young Chul Choi (3 out of 3 patents)

9. Won Jun Yoon (3 out of 10 patents)

10. Won Jun Jang (3 out of 6 patents)

11. Young Jun Kim (3 out of 8 patents)

12. Chang Hee Han (2 out of 2 patents)

13. Byoung Guk Son (2 out of 2 patents)

14. In Hwan Yi (2 out of 2 patents)

15. Tae Ho Jeon (2 out of 2 patents)

Core Competencies:

Substrate Processing

Thin Film Deposition

Atomic Layer Etching

Semiconductor Manufacturing

Silicon Substrate

Composite Membrane

Gas Supply Block

Transfer Robot

Contact Plug Formation

Vapor Deposition

Solar Cell Manufacturing

Substrate Transfer

38 patents: Sort by Forward Citations

1. 12465940 - Substrate processing apparatus (2025-11-11),

2. 12442077 - Substrate processing apparatus (2025-10-14),

3. 12377483 - Method of assembling substrate supporting apparatus (2025-08-05),

4. 12371783 - Internal chamber processing method and substrate processing method (2025-07-29),

5. 12249536 - Substrate supporting assembly and substrate processing apparatus (2025-03-11),

6. 12243720 - Gas supply block and substrate-processing apparatus including the same (2025-03-04),

7. 12027371 - Substrate processing method (2024-07-02),

8. 12024777 - Method of processing substrate (2024-07-02),

9. 11967503 - Method of depositing thin film and method of manufacturing semiconductor device using the same (2024-04-23),

10. 11965244 - Substrate processing method, substrate processing apparatus using the same, and semiconductor device manufacturing method (2024-04-23),

11. 11875998 - Substrate processing method (2024-01-16),

12. 11823907 - Processing method for substrate (2023-11-21),

13. 11784029 - Method and apparatus for atomic layer etching (2023-10-10),

14. 11769681 - Transfer robot and substrate processing apparatus having the same (2023-09-26),

15. 11651960 - Method for forming amorphous silicon thin film, method for manufacturing semiconductor device including same, and semiconductor manufactured thereby (2023-05-16),

Wonik Ips Co., Ltd. is a South Korean company specializing in the development and manufacturing of advanced semiconductor equipment and materials. With a focus on innovation, the company plays a pivotal role in the semiconductor industry, providing essential technologies that support the production of integrated circuits. Their expertise spans various domains, including etching, deposition, and cleaning processes, catering to the needs of global semiconductor manufacturers. Headquartered in Pyeongtaek, Wonik Ips is committed to advancing technology in a rapidly evolving market.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

38 Patents

#4 in Pyeongtaek

#378 in South Korea

#17,831 in the World

Pyeongtaek, South Korea

Wonik Ips Co., Ltd.

Forward Citations = 24

93 inventors:

Byung Chul Cho (6 out of 7 patents)

Kyung Tea Park (5 out of 32 patents)

Kwang Seon Jin (5 out of 5 patents)

4. Sang Jun Park (5 out of 36 patents)

5. Dae Seong Lee (4 out of 4 patents)

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