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Seoul, South Korea

Gs Caltex Corporation

Calculating rank

USPTO Granted Patents = 36

% Expired Patents = 2.8

EPO Patents = 9

Trademarks = 4

Forward Citations = 37

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114 inventors (with patents filed for the assignee):

Sang-Hyun Lee (4 out of 31 patents)

Hyo-Hak Song (4 out of 4 patents)

Taek-Ho Yang (4 out of 8 patents)

4. Woong Jae Boo (4 out of 5 patents)

5. Hyung Tak Lee (4 out of 4 patents)

6. Byung Wook Kang (3 out of 6 patents)

7. Jong-Myoung Park (3 out of 3 patents)

8. Moon-Ho Eom (3 out of 3 patents)

9. Julia Lee (3 out of 3 patents)

10. Han Ki Lee (3 out of 16 patents)

11. Seok Jin Yong (3 out of 3 patents)

12. Chun Ho Park (2 out of 57 patents)

13. Kyeong Hoon Jang (2 out of 19 patents)

14. In Soo Han (2 out of 23 patents)

15. Chelladural Rathnasi (2 out of 2 patents)

Core Competencies:

Polypropylene

Thermoplastic

Fiber-Reinforced

Resin Composition

Microbial Fermentation

Butanol Production

Bioproducts

Impact Resistance

Deodorizing Capability

Dimensional Stability

Biofuels

CIGS Ink

36 patents: Sort by Forward Citations

1. 12758509 - Composition containing 2,3-butanediol as active ingredient (2026-10-13),

2. 12686747 - Glass fiber reinforced polypropylene resin composition and molded article comprising the same (2026-07-21),

3. 12522723 - Polypropylene thermoplastic resin composition and molded article manufactured using the same (2026-01-13),

4. 12509574 - Thermoplastic elastomer resin composition with improved fluidity and molded article produced therefrom (2025-12-30),

5. 12209166 - Method for manufacturing fiber-reinforced resin composite, fiber-reinforced resin composite and molded product (2025-01-28),

6. 11999841 - Thermoplastic resin composition having high rigidity and low coefficient of linear thermal expansion and molded article comprising same (2024-06-04),

7. 11795311 - Polypropylene resin composition with improved scratch resistance and vehicle molded parts manufactured therefrom (2023-10-24),

8. 11608307 - Method for preparing alkyl carboxylic acid ester and apparatus for preparing alkyl carboxylic acid ester (2023-03-21),

9. 11578199 - Polyolefin-based resin composition for vehicle interior material comprising heat-treated waste coffee grounds (2023-02-14),

10. 11542511 - Recombinant microorganism having simultaneous fermentation ability of at least two sugars and method for producing diol using same (2023-01-03),

11. 11192844 - Method for decolorizing and deodorizing polyhydric alcohol (2021-12-07),

12. 10947547 - Recombinant microorganism having enhanced 2,3-butanediol producing ability and method for producing 2,3-butanediol using the same (2021-03-16),

13. 10822483 - Polypropylene resin composition and molded product thereof (2020-11-03),

14. 10550250 - Compositions of polypropylene having excellent tactile sensation and dimensional stability (2020-02-04),

15. 10465066 - Polypropylene composite resin composition with continuously maintained deodorizing capability and aromaticity (2019-11-05),

Company Overview

Gs Caltex Corporation is a leading South Korean oil refining and marketing company, specializing in the production of a wide range of petroleum products, including fuels, lubricants, and petrochemicals. The company is known for its commitment to innovation in refining technology and environmental sustainability, actively engaging in research and development to enhance operational efficiency and reduce emissions. With a strong presence in the Asia-Pacific region, Gs Caltex plays a significant role in the energy sector, contributing to both local and global markets.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 10 2026

36 Patents

#153 in Seoul

#399 in South Korea

#18,777 in the World

Seoul, South Korea

Gs Caltex Corporation

Forward Citations = 37

114 inventors:

Sang-Hyun Lee (4 out of 31 patents)

Hyo-Hak Song (4 out of 4 patents)

Taek-Ho Yang (4 out of 8 patents)

4. Woong Jae Boo (4 out of 5 patents)

5. Hyung Tak Lee (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gs Caltex Corporation. Retrieved from https://idiyas.com/company/gs-caltex

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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