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Seoul, South Korea

Posco Holdings Inc.

USPTO Granted Patents = 21

EPO Patents = 5

Trademarks = 21

Forward Citations = 3

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61 inventors (with patents filed for the assignee):

Sang Cheol Nam (5 out of 11 patents)

Sang Hyuk Lee (3 out of 10 patents)

Jung Hoon Song (3 out of 7 patents)

4. Kwon Young Choi (3 out of 5 patents)

5. Jong Il Park (3 out of 5 patents)

6. Ji Hoon Yang (2 out of 8 patents)

7. Jae In Jeong (2 out of 8 patents)

8. Hye Jeong Kim (2 out of 4 patents)

9. Keeyoung Jung (2 out of 4 patents)

10. Hwang Yol Ryu (2 out of 2 patents)

11. Ki Sung You (2 out of 2 patents)

12. Jin-Ho Bae (1 out of 5 patents)

13. Seong-Woo Kim (1 out of 37 patents)

14. Jin-Keun Oh (1 out of 41 patents)

15. Yeol-Rae Cho (1 out of 29 patents)

21 patents: Sort by Forward Citations

1. 12438144 - Anode active material for lithium secondary battery, method for preparing same, and lithium secondary battery comprising same (2025-10-07),

2. 12255310 - Apparatus for producing precursor having concentration gradient and material injection scheduling method therefor (2025-03-18),

3. 12234526 - Steel plate for pressure vessel with excellent cryogenic toughness and excellent ductility and manufacturing method thereof (2025-02-25),

4. 12136732 - Cathode active material for lithium secondary battery, and lithium secondary battery comprising same (2024-11-05),

5. 12136728 - Lithium metal anode, method for manufacturing same, and lithium secondary battery using same (2024-11-05),

6. 12117242 - Furnace for producing secondary battery cathode material and method for firing secondary battery cathode material (2024-10-15),

7. 12046743 - Cathode active material, method for preparing same, and lithium secondary battery comprising same (2024-07-23),

8. 11973221 - Cathode active material for lithium secondary battery, production method therefor, and lithium secondary battery comprising same (2024-04-30),

9. 11901552 - Positive active material for lithium secondary battery and lithium secondary battery comprising same (2024-02-13),

10. 11827524 - Method for preparing cathode active material precursor for secondary battery, and preparation apparatus using same (2023-11-28),

11. 11713925 - Sagger for firing secondary battery active material and method for manufacturing secondary battery active material using same (2023-08-01),

12. 11670766 - Positive electrode active material for lithium secondary battery, method for preparing same, and lithium secondary battery comprising same (2023-06-06),

13. 11623195 - Reaction apparatus and method (2023-04-11),

14. 11611074 - Cathode active material for lithium secondary battery, method for manufacturing same, and lithium secondary battery comprising same (2023-03-21),

15. 11608556 - Alloy-coated steel sheet and manufacturing method thereof (2023-03-21),

Posco Holdings Inc. is a South Korean-based multinational conglomerate with investments in various industries including steel, energy, trading, and construction. The company is one of the world's largest steel producers and has a global presence with operations in over 50 countries. Posco Holdings is committed to sustainable growth and innovation, with a focus on developing cutting-edge technologies and solutions for a more sustainable future.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

21 Patents

#185 in Seoul

#595 in South Korea

#29,080 in the World

Seoul, South Korea

Posco Holdings Inc.

Forward Citations = 3

61 inventors:

Sang Cheol Nam (5 out of 11 patents)

Sang Hyuk Lee (3 out of 10 patents)

Jung Hoon Song (3 out of 7 patents)

4. Kwon Young Choi (3 out of 5 patents)

5. Jong Il Park (3 out of 5 patents)

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