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Gyeongsangbuk-do, South Korea

Sk Siltron Co., Ltd.

USPTO Granted Patents = 80

EPO Patents = 15

Trademarks = 1

Forward Citations = 22

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109 inventors (with patents filed for the assignee):

Hyun Woo Park (7 out of 7 patents)

Jae Hyeong Lee (4 out of 5 patents)

Ho-Jun Lee (3 out of 15 patents)

4. Young Jung Lee (3 out of 3 patents)

5. Suk Jin Jung (2 out of 2 patents)

6. Yong Bok Choi (2 out of 33 patents)

7. Jong Min Kang (2 out of 2 patents)

8. Il Soo Choi (2 out of 3 patents)

9. Sang Ho Lee (2 out of 2 patents)

10. Do-Won Song (2 out of 4 patents)

11. Hong-Woo Lee (2 out of 10 patents)

12. Jung-Ryul Kim (2 out of 2 patents)

13. Jung Ryul Kim (2 out of 2 patents)

14. Woo Tae Kim (2 out of 2 patents)

15. Se Geun Ha (2 out of 2 patents)

Core Competencies:

Wafer Cleaning

Single Crystal Ingot Growth

Wafer Polishing

Ingot Growing Apparatus

Defect Evaluation

Temperature Control Device

Polishing Measurement

Carrier Recycling Process

Epitaxial Reactor

Raw Material Supply Unit

Wafer Evaluation Method

Slurry Supply System

80 patents: Sort by Forward Citations

1. 12451378 - Wax coating apparatus for wafer mounting and wafer mounting apparatus including same (2025-10-21),

2. 12394672 - Method for evaluating of defect area of wafer (2025-08-19),

3. 12351940 - Liner and epitaxial reactor comprising same (2025-07-08),

4. 12351939 - Ingot growing apparatus and method thereof (2025-07-08),

5. 12325103 - Carrier recycling process (2025-06-10),

6. 12288699 - Single wafer-type wafer cleaning device and method for controlling surface roughness of wafer using same (2025-04-29),

7. 12285841 - Automatic abrasion compensation system of lower plate and wafer lapping apparatus having the same (2025-04-29),

8. 12275165 - Workplate for Y-axis compensation of ingot and Y-axis compensation method of ingot using the same (2025-04-14),

9. 12247939 - Ingot growing apparatus and monitoring method thereof (2025-03-11),

10. 12173426 - Raw material supply unit, and apparatus comprising same for growing single-crystal silicon ingot (2024-12-24),

11. 12134162 - Wafer polishing head, method for manufacturing wafer polishing head, and wafer polishing apparatus comprising same (2024-11-05),

12. 12118706 - Method and apparatus of evaluating quality of wafer or single crystal ingot (2024-10-15),

13. 12110608 - Apparatus of oxidation-combusting an ingot grower and method thereof (2024-10-08),

14. 12090685 - Ingot temperature controller and wire sawing device having same (2024-09-17),

15. 12076835 - Air circulation system and final polishing apparatus including the same (2024-09-03),

SK SILTRON CO., LTD. is a leading global provider of semiconductor materials and solutions. With over 30 years of experience, the company is committed to delivering high-quality silicon wafers and epitaxial products for various electronic applications. SK SILTRON's state-of-the-art manufacturing facilities and advanced technologies allow them to meet the evolving needs of the semiconductor industry. They strive for excellence in quality, innovation, and customer satisfaction, ensuring their position as a trusted partner for leading semiconductor companies worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

80 Patents

#2 in Gyeongsangbuk-do

#220 in South Korea

#9,189 in the World

Gyeongsangbuk-do, South Korea

Sk Siltron Co., Ltd.

Forward Citations = 22

109 inventors:

Hyun Woo Park (7 out of 7 patents)

Jae Hyeong Lee (4 out of 5 patents)

Ho-Jun Lee (3 out of 15 patents)

4. Young Jung Lee (3 out of 3 patents)

5. Suk Jin Jung (2 out of 2 patents)

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