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Gyeonggi-do, South Korea

Tokai Carbon Korea Co., Ltd

USPTO Granted Patents = 21

EPO Patents = 1

Forward Citations = 1

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18 inventors (with patents filed for the assignee):

Dong Wan Jo (6 out of 6 patents)

Joung Il Kim (4 out of 4 patents)

Sang Chul Lee (3 out of 84 patents)

4. Ki Won Kim (3 out of 27 patents)

5. Chang Wook Seol (2 out of 2 patents)

6. Dong Won Jo (1 out of 1 patent)

7. Kyoung Jun Kim (1 out of 7 patents)

8. Jung Hyun Lee (1 out of 64 patents)

9. Hyeong Uk Roh (1 out of 1 patent)

10. Won Pyo Hong (1 out of 5 patents)

11. Mi-Ra Yoon (1 out of 1 patent)

12. Young Hee Kim (1 out of 8 patents)

13. Jong Hyun Kim (1 out of 57 patents)

14. Soo Ryong Kim (1 out of 2 patents)

15. Jae Seok Lim (1 out of 1 patent)

21 patents: Sort by Forward Citations

1. 12371324 - Carbon-silicon composite and preparation method therefor (2025-07-29),

2. 12062568 - SiC edge ring (2024-08-13),

3. 11976353 - Tantalum carbide-coated carbon material and method for manufacturing same (2024-05-07),

4. 11780732 - Carbonated tantalum coating material (2023-10-10),

5. 11697874 - Tantalum carbide coated carbon material (2023-07-11),

6. 11697620 - Method for preparing silicon-carbide-silicon-nitride composite material, and silicon-carbide- silicon-nitride composite material according to same (2023-07-11),

7. 11694893 - Semiconductor manufacturing parts comprising SiC deposition layer, and manufacturing method therefor (2023-07-04),

8. 11658060 - SiC material and method for manufacturing same (2023-05-23),

9. 11591227 - SiC material and SiC composite material (2023-02-28),

10. 11390566 - Bonded ceramic and manufacturing method therefor (2022-07-19),

11. 11367612 - Method and apparatus for manufacturing semiconductor manufacturing parts by using jig (2022-06-21),

12. 11279620 - Carbon material coated with tantalum carbide (2022-03-22),

13. 11268189 - Method of manufacturing tantalum carbide coating layer using chemical vapor deposition and tantalum carbide manufactured using the same (2022-03-08),

14. 11180855 - Semiconductor manufacturing component comprising deposition layer covering interlayer boundary and manufacturing method thereof (2021-11-23),

15. 11091833 - Carbon material having coating layer comprising TaC, and method for producing said carbon material (2021-08-17),

Established in 1990, TOKAI CARBON KOREA CO., LTD is a leading manufacturer and supplier of carbon products in South Korea. With a strong commitment to customer satisfaction, we specialize in producing high-quality carbon materials and industrial products. Our extensive product portfolio includes graphite electrodes, carbon black, carbon fiber, and other carbon-based materials. Utilizing advanced production facilities and innovative technologies, we cater to a wide range of industries, including steel, automotive, electronics, energy, and more. Our team of experts ensures strict quality control throughout the manufacturing process to deliver reliable and durable carbon solutions. Visit our website to explore our comprehensive range of products and get in touch with us for any inquiries.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

21 Patents

#49 in Gyeonggi-do

#595 in South Korea

#29,078 in the World

Gyeonggi-do, South Korea

Tokai Carbon Korea Co., Ltd

Forward Citations = 1

18 inventors:

Dong Wan Jo (6 out of 6 patents)

Joung Il Kim (4 out of 4 patents)

Sang Chul Lee (3 out of 84 patents)

4. Ki Won Kim (3 out of 27 patents)

5. Chang Wook Seol (2 out of 2 patents)

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