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Incheon, South Korea

Hyundai Steel Company

USPTO Granted Patents = 97

EPO Patents = 42

Trademarks = 14

Forward Citations = 58

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241 inventors (with patents filed for the assignee):

Je Youl Kong (8 out of 8 patents)

Byung Gil Yoo (6 out of 8 patents)

Joon-Seong Ki (6 out of 6 patents)

4. Jun Ho Chung (5 out of 7 patents)

5. Chee Woong Song (4 out of 4 patents)

6. Hyun Yeong Jung (4 out of 4 patents)

7. Jin-Ill Hwang (4 out of 4 patents)

8. Kyeong Woo Chung (4 out of 7 patents)

9. Yoo Taek Jeon (4 out of 10 patents)

10. Jutae Choi (4 out of 4 patents)

11. Hye Jin Kim (4 out of 17 patents)

12. Chang Yong Lee (4 out of 4 patents)

13. Jeong Seok Kim (4 out of 4 patents)

14. Min Hee Cho (3 out of 53 patents)

15. Hyeong Hyeop Do (3 out of 3 patents)

Core Competencies:

Vehicle Battery Case

Cold Rolled Steel Sheet

Hot-Dip Galvannealed Steel Sheet

Aluminum-Coated Blank

Hot Stamping Component

High-Strength Reinforcing Steel

Steel for Gear

Taylor Welded Blank

Impact Beam

Ultra-High-Strength Spring Steel

Non-Combustible Color Steel Sheet

Metal Separation Plate

97 patents: Sort by Forward Citations

1. 12497669 - Ultra-high-strength reinforcing bar and manufacturing method thereof (2025-12-16),

2. 12492441 - Dent-resistant cold-rolled steel sheet having excellent dent-resistance properties, dent-resistant plated steel sheet, and method for manufacturing same (2025-12-09),

3. 12485739 - Vehicle battery case (2025-12-02),

4. 12467107 - Cold rolled steel sheet with ultra-high strength, and manufacturing method therefor (2025-11-11),

5. 12454731 - Hot-dip galvannealed steel sheet with ultra-high strength and high formability, and manufacturing method therefor (2025-10-28),

6. 12343816 - Aluminum-coated blank, manufacturing method thereof and apparatus for manufacturing aluminum-coated blank (2025-07-01),

7. 12312652 - Material for hot stamping and method of manufacturing the same (2025-05-27),

8. 12297516 - Steel sheet for hot press and aluminum coated blank manufactured using the same (2025-05-13),

9. 12285794 - Hot stamping component and method of manufacturing the same (2025-04-29),

10. 12252768 - Steel for gear and method for manufacturing gear using the same (2025-03-18),

11. 12246512 - Aluminum coated blank and manufacturing method thereof (2025-03-11),

12. 12070786 - Method of manufacturing a hot-stamped part (2024-08-27),

13. 12070785 - Hot-stamped part (2024-08-27),

14. 12054844 - Blank for hot stamping, method for manufacturing the same, hot stamping component, and method for manufacturing the same (2024-08-06),

15. 11975375 - Aluminum coated blank and manufacturing method thereof (2024-05-07),

Hyundai Steel Company is a leading steel manufacturer headquartered in Seoul, South Korea. With a rich history dating back to 1953, the company has become one of the largest steel producers in the world. Hyundai Steel is known for its advanced technological capabilities and innovative products, ranging from automotive steel to construction materials. Committed to sustainable growth, the company focuses on eco-friendly production processes and emphasizes social responsibility. For more information, please visit their official website.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

97 Patents

#6 in Incheon, 402-040

#186 in South Korea

#7,781 in the World

Incheon, South Korea

Hyundai Steel Company

Forward Citations = 58

241 inventors:

Je Youl Kong (8 out of 8 patents)

Byung Gil Yoo (6 out of 8 patents)

Joon-Seong Ki (6 out of 6 patents)

4. Jun Ho Chung (5 out of 7 patents)

5. Chee Woong Song (4 out of 4 patents)

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