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Seoul, South Korea

Lotte Chemical Corporation

USPTO Granted Patents = 159

EPO Patents = 82

Trademarks = 13

Forward Citations = 55

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360 inventors (with patents filed for the assignee):

Tae Gon Kang (11 out of 31 patents)

Sang Hyun Hong (11 out of 62 patents)

Keehae Kwon (10 out of 20 patents)

4. Kyo Min Lee (7 out of 7 patents)

5. Byung Hun Chae (7 out of 7 patents)

6. Gyu Hong Min (7 out of 8 patents)

7. Sang Hwa Lee (6 out of 19 patents)

8. Bong Jae Lee (6 out of 9 patents)

9. Chang Min Seo (6 out of 7 patents)

10. Choul Won So (6 out of 6 patents)

11. Bun-Yeoul Lee (6 out of 6 patents)

12. Seung-Hyun Do (6 out of 6 patents)

13. Ji-Hae Park (6 out of 6 patents)

14. Jong Wook Lee (6 out of 26 patents)

15. Young Koan Ko (6 out of 8 patents)

Core Competencies:

Polyphosphonate Resin

Liquid Crystalline Polymer

Thermoplastic Resin

Polyamide Resin

Polypropylene Resin

High Pressure Tank

Artificial Marble

Laser Direct Structuring

Electrolyte Solution

Catalyst for Propylene Polymerization

Molded Products

Pressure Vessel

159 patents: Sort by Forward Citations

1. 12497507 - Thermoplastic resin composition and molded product manufactured from same (2025-12-16),

2. 12491478 - Polyolefin resin composition for porous film (2025-12-09),

3. 12466955 - Polyphosphonate resin composition and molded article prepared therefrom (2025-11-11),

4. 12448569 - Liquid crystalline polymer composition and molded article produced therefrom (2025-10-21),

5. 12421383 - Thermoplastic resin composition and molded product manufactured therefrom (2025-09-23),

6. 12378396 - Thermoplastic resin composition and molded article manufactured therefrom (2025-08-05),

7. 12378394 - Thermoplastic resin composition and molded article manufactured therefrom (2025-08-05),

8. 12351715 - Thermoplastic resin composition and molded product using same (2025-07-08),

9. 12252612 - Thermoplastic resin composition and molded article therefrom (2025-03-18),

10. 12227645 - Polyamide resin composition and molded product comprising same (2025-02-18),

11. 12227602 - Polypropylene resin having excellent melt characteristics, and preparation method therefor (2025-02-18),

12. 12180363 - Thermoplastic resin composition and article produced therefrom (2024-12-31),

13. 12163018 - Thermoplastic resin composition and molded product manufactured therefrom (2024-12-10),

14. 12139566 - Supported catalyst for propylene polymerization and method for producing polypropylene resin using same (2024-11-12),

15. 12123550 - High pressure tank having hoop layer and helical layer wound thereon and method of manufacturing same (2024-10-22),

LOTTE CHEMICAL CORPORATION is a leading global petrochemical company headquartered in Seoul, South Korea. With a strong commitment to innovation and sustainability, Lotte Chemical manufactures a wide range of products including petrochemicals, specialty chemicals, and basic chemicals. The company operates globally, providing high-quality solutions to various industries such as automotive, construction, electronics, and household goods.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

159 Patents

#48 in Seoul

#136 in South Korea

#5,050 in the World

Seoul, South Korea

Lotte Chemical Corporation

Forward Citations = 55

360 inventors:

Tae Gon Kang (11 out of 31 patents)

Sang Hyun Hong (11 out of 62 patents)

Keehae Kwon (10 out of 20 patents)

4. Kyo Min Lee (7 out of 7 patents)

5. Byung Hun Chae (7 out of 7 patents)

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