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Seoul, South Korea

Sk Holdings Co., Ltd.

USPTO Granted Patents = 19

CIPO Patents = 1

EPO Patents = 8

Trademarks = 67

Forward Citations = 39

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73 inventors (with patents filed for the assignee):

Yunhee Kim (2 out of 27 patents)

Byung Min Lee (2 out of 2 patents)

Tae Young Hong (2 out of 2 patents)

4. Joon Heo (2 out of 12 patents)

5. Yong Moon Choi (2 out of 29 patents)

6. Yong Sik Moon (2 out of 2 patents)

7. Kiho Lee (2 out of 4 patents)

8. Yonggil Kim (2 out of 3 patents)

9. Nahmryune Cho (2 out of 3 patents)

10. Seonmin Dong (2 out of 3 patents)

11. Mi Kyung Ji (2 out of 3 patents)

12. Man-Young Cha (2 out of 3 patents)

13. Myung Seung Son (2 out of 2 patents)

14. Jin Uk Yoo (1 out of 2 patents)

15. Cheol-Young Maeng (1 out of 7 patents)

19 patents: Sort by Forward Citations

1. 12417849 - Method for identifying association between disease-related factors from document data, and system constructed using same (2025-09-16),

2. 12032469 - Explainable artificial intelligence modeling and simulation system and method (2024-07-09),

3. 11782432 - Method and system for controlling lot risk score based dynamic lot measurement on basis of equipment reliability index (2023-10-10),

4. 11494636 - Machine learning-based semiconductor manufacturing yield prediction system and method (2022-11-08),

5. 11483303 - Blockchain-based one ID service system and method (2022-10-25),

6. 11016467 - Method and system for sensing fine changes in processing/equipment measurement data (2021-05-25),

7. 10657384 - Method and system for determining complex situation according to time flow of events occurring in each device (2020-05-19),

8. 10437947 - Method and system for providing virtual semiconductor product replicating real semiconductor product (2019-10-08),

9. 9396427 - Removable tray integrated smart card and mobile terminal adopting the same (2016-07-19),

10. 9332374 - Communication interface method for SE equipped on mobile terminal and SE using the same (2016-05-03),

11. 8039634 - Oxazole hydroxamic acid derivatives and use thereof (2011-10-18),

12. 7985752 - Phenyl piperazine compounds, pharmaceutical composition including the same and use thereof (2011-07-26),

13. 7964605 - Phenyl piperazine compounds, pharmaceutical composition comprising the same, and use thereof (2011-06-21),

14. 7915297 - Isoxazole derivatives and use thereof (2011-03-29),

15. 7767832 - Method for separating of optically pure thiophene compounds using simulated moving bed chromatography (2010-08-03),

SK Holdings Co., Ltd. is a South Korean multinational conglomerate company. It is composed of diverse subsidiaries and affiliates that engage in various industries including energy, chemicals, information technology, telecommunications, and more. SK Holdings strives to create and deliver value to its shareholders, customers, and society through sustainable growth and innovation.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

19 Patents

#202 in Seoul

#629 in South Korea

#31,708 in the World

Seoul, South Korea

Sk Holdings Co., Ltd.

Forward Citations = 39

73 inventors:

Yunhee Kim (2 out of 27 patents)

Byung Min Lee (2 out of 2 patents)

Tae Young Hong (2 out of 2 patents)

4. Joon Heo (2 out of 12 patents)

5. Yong Moon Choi (2 out of 29 patents)

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