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Cheongju-si, South Korea

Magnachip Mixed-Signal, Ltd.

USPTO Granted Patents = 13

Forward Citations = 3

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30 inventors (with patents filed for the assignee):

Guk Hwan Kim (3 out of 10 patents)

Gilsung Roh (2 out of 3 patents)

Hyoungkyu Kim (2 out of 3 patents)

4. Youngjoon Kim (1 out of 23 patents)

5. Jang Hyuck Lee (1 out of 6 patents)

6. Joo Han Yoon (1 out of 5 patents)

7. Hyoung Kyu Kim (1 out of 10 patents)

8. Gil Sung Roh (1 out of 6 patents)

9. Byungki Kim (1 out of 2 patents)

10. Jiyun Kim (1 out of 9 patents)

11. Zhiyuan Cui (1 out of 1 patent)

12. Tianzhao Gao (1 out of 1 patent)

13. Chunyan Zhang (1 out of 1 patent)

14. Quan Liu (1 out of 1 patent)

15. Chelho Chung (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. 12375093 - Deadlock recovery circuit and deadlock recovery method, and PLL circuit including the same (2025-07-29),

2. 12374415 - Power source switching circuit for memory device (2025-07-29),

3. 12354522 - Source buffer output switch control circuit and method of driving the same (2025-07-08),

4. 12340727 - Display driving device and method (2025-06-24),

5. 12321632 - Image processing apparatus including line buffer and operation method thereof (2025-06-03),

6. 12288691 - Mask layout, semiconductor device and manufacturing method using the same (2025-04-29),

7. 12279453 - Semiconductor device (2025-04-14),

8. 12255654 - Slew rate acceleration circuit and buffer circuit including the same (2025-03-18),

9. 12184165 - Power factor correction circuit (2024-12-31),

10. 12131675 - Temperature sensor for display driver circuit and operating method thereof (2024-10-29),

11. 12088304 - Spread spectrum clock generation device (2024-09-10),

12. 12088186 - Switch control circuit and switch control method thereof (2024-09-10),

13. 12020939 - Mask layout, semiconductor device and manufacturing method using the same (2024-06-25),

Magnachip Mixed-signal, Ltd. is a leading South Korean semiconductor company specializing in the design and manufacture of analog and mixed-signal chips. Founded in 2004, the company focuses on delivering innovative solutions for a variety of applications, including display drivers, power management, and other integrated circuits. Magnachip plays a crucial role in sectors such as consumer electronics, mobile devices, and automotive, providing high-quality products that meet the evolving needs of its customers. Known for their commitment to research and development, Magnachip continuously strives to enhance performance and efficiency in semiconductor technology.

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Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

13 Patents

#9 in Cheongju-si

#836 in South Korea

#43,713 in the World

Cheongju-si, South Korea

Magnachip Mixed-Signal, Ltd.

Forward Citations = 3

30 inventors:

Guk Hwan Kim (3 out of 10 patents)

Gilsung Roh (2 out of 3 patents)

Hyoungkyu Kim (2 out of 3 patents)

4. Youngjoon Kim (1 out of 23 patents)

5. Jang Hyuck Lee (1 out of 6 patents)

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