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EPO Patents = 5

Forward Citations = 0

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20 inventors (with patents filed for the assignee):

Jeong Han Kim (3 out of 3 patents)

Jung Hoon Song (3 out of 7 patents)

Sung Hwan Min (2 out of 2 patents)

4. Dong-Min Sung (1 out of 1 patent)

5. Ki-Don Nam (1 out of 1 patent)

6. Chun Gu Kang (1 out of 1 patent)

7. Jeong Eun Choi (1 out of 1 patent)

8. Seung Chang Jeong (1 out of 1 patent)

9. Jae An Lee (1 out of 1 patent)

10. Sang Cheol Nam (1 out of 11 patents)

11. Su Bong Choi (1 out of 1 patent)

12. Kwon Young Choi (1 out of 5 patents)

13. Keeyoung Jung (1 out of 4 patents)

14. Choongmo Yang (1 out of 1 patent)

15. Yooncheol Park (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 12374687 - Positive pole active material for lithium secondary battery and manufacturing method thereof, lithium secondary battery (2025-07-29),

2. 12334537 - Positive active material for rechargeable lithium ion battery, preparing method of the same, and rechargeable lithium ion battery comprising the same (2025-06-17),

3. 12136732 - Cathode active material for lithium secondary battery, and lithium secondary battery comprising same (2024-11-05),

4. 12085339 - Apparatus for calcining secondary battery cathode material (2024-09-10),

5. 11611074 - Cathode active material for lithium secondary battery, method for manufacturing same, and lithium secondary battery comprising same (2023-03-21),

6. 11369941 - Method for preparing porous carbon material by using coal tar generated in COG process (2022-06-28),

7. 11011749 - Preparation method of lithium-titanium complex oxide according to particle size control of slurry through wet-milling (2021-05-18),

Posco Chemical Co., Ltd. is a leading chemical company based in South Korea. Established in 1973 as a subsidiary of POSCO, the company specializes in manufacturing a wide range of chemical products including lithium-ion battery materials, industrial gases, and electronic materials. With a commitment to sustainability and innovation, Posco Chemical Co., Ltd. strives to provide high-quality products that meet the needs of various industries around the world.

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USPTO Data Jan 1 1976 - Dec 30 2025

7 Patents

#11 in Pohang-si

#1,366 in South Korea

Pohang-si, South Korea

Posco Chemical Co., Ltd.