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Seoul, South Korea

Lg Chemical Co., Ltd.

USPTO Granted Patents = 22

EPO Patents = 24

Forward Citations = 379

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69 inventors (with patents filed for the assignee):

Soon-Ho Ahn (5 out of 44 patents)

Hyang-Mok Lee (5 out of 8 patents)

Heon-Sik Song (4 out of 25 patents)

4. Sang-Young Lee (4 out of 39 patents)

5. Byeong-In Ahn (4 out of 12 patents)

6. Soon-Yong Park (4 out of 10 patents)

7. You-Jin Kyung (4 out of 12 patents)

8. Chan-Hong Lee (3 out of 24 patents)

9. Seung-Jin Lee (3 out of 5 patents)

10. Hyung-Keun Lee (3 out of 9 patents)

11. Joon-Sung Bae (2 out of 10 patents)

12. Ki-Young Lee (2 out of 19 patents)

13. Hong-Kyu Park (2 out of 66 patents)

14. Jin-Yeon Cho (2 out of 4 patents)

15. Hyun-Hang Yong (2 out of 4 patents)

22 patents: Sort by Forward Citations

1. 7709153 - Multi-component composite film method for preparing the same (2010-05-04),

2. 7705923 - Polarizer integrated with transparent conductive film, a touch panel integrated with the polarizer and a flat panel display integrated with the touch panel (2010-04-27),

3. 7470488 - Multi-component composite film method for preparing the same (2008-12-30),

4. 7087269 - Multi-component composite membrane and method for preparing the same (2006-08-08),

5. 7056486 - Method for preparing lithium manganese spinel complex oxide having improved electrochemical performance (2006-06-06),

6. 7019049 - Process for preparing thermoplastic transparent resin (2006-03-28),

7. 6929788 - Method for preparing lithium manganese spinel oxide having improved electrochemical performance (2005-08-16),

8. 6881514 - Stacked electrochemical cell (2005-04-19),

9. 6855786 - Method for preparing graft copolymer of methylmethacrylate-butadiene-styrene having superior anti-stress whitening properties (2005-02-15),

10. 6838206 - Safety plate of secondary battery (2005-01-04),

11. 6830849 - High crystalline polypropylene microporous membrane, multi-component microporous membrane and methods for preparing the same (2004-12-14),

12. 6797739 - Triazene-based compound comprising functionalized alkylthio groups, and photopolymerization initiator (2004-09-28),

13. 6774182 - Process for preparing thermoplastic resin having superior heat-stability (2004-08-10),

14. 6753382 - Method for preparing acrylonitrile-butadiene-styrene latex having high total solid content (2004-06-22),

15. 6726733 - Multiply stacked electrochemical cell and method for preparing the same (2004-04-27),

LG Chemical Co., Ltd. is a global leader in the chemical industry, manufacturing a wide range of products including petrochemicals, advanced materials, and energy solutions. With a strong focus on sustainability, innovation, and customer satisfaction, LG Chemical is committed to providing high-quality products and services to meet the needs of various industries and sectors worldwide.

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Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

22 Patents

#178 in Seoul

#578 in South Korea

#27,905 in the World

Seoul, South Korea

Lg Chemical Co., Ltd.

Forward Citations = 379

69 inventors:

Soon-Ho Ahn (5 out of 44 patents)

Hyang-Mok Lee (5 out of 8 patents)

Heon-Sik Song (4 out of 25 patents)

4. Sang-Young Lee (4 out of 39 patents)

5. Byeong-In Ahn (4 out of 12 patents)

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