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For the Inventor, By the Inventor

Daejeon, South Korea

Duk Hun Jang

This inventor holds 11 USPTO granted patents and 1 published patent application and 6 EPO patents. Top assignees: Lg Chem, Ltd, Lg Energy Solution, Ltd.. Active years: 2019-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Duk Hun Jang. Retrieved from https://idiyas.com/inventor/duk-hun-jang

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

USPTO Granted Patents = 11 

% Patents Active = 81.8

 

Average Co-Inventor Count = 5.4

ph-index = 1


Company Filing History:

goldMedal10 out of 8,618 
 
Lg Chem, Ltd
 patents
silverMedal2 out of 3,374 
 
Lg Energy Solution, Ltd.
 patents
where one patent can have more than one assignee

Years Active: 2019-2026

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11 patents (USPTO):Explore Patents
1. 12686670 - Compound, non-aqueous electrolyte solution including the same, and lithium secondary battery (2026-07-21),
2. 12573661 - Non-aqueous electrolyte solution additive, non-aqueous electrolyte solution including the same, and lithium secondary battery (2026-03-10),
3. 12140831 - Cover window for flexible display device and flexible display device (2024-11-12),
4. 11518853 - Polyamide-imide resin film (2022-12-06),
5. 11414520 - Polyamide-imide copolymer and polyamide-imide film comprising the same (2022-08-16),
6. 11377556 - Polyimide-based block copolymer and polyimide-based film comprising the same (2022-07-05),
7. 11098160 - Polyimide-based block copolymers and polyimide-based film comprising the same (2021-08-24),
8. 10800882 - Polyimide-based block copolymers and polyimide-based film comprising the same (2020-10-13),
9. 10717819 - Polyimide-based block copolymer film (2020-07-21),
10. 10689489 - Polyimide-based block copolymer and polyimide-based film comprising the same (2020-06-23),
11. 10428182 - Sulfide-based polymer, film comprising same and method for preparing same (2019-10-01),

Title: Innovations of Duk Hun Jang

Introduction

Duk Hun Jang is a prominent inventor based in Daejeon, South Korea. He has made significant contributions to the field of flexible display technology. With a total of 11 patents to his name, Jang continues to push the boundaries of innovation in his industry.

Latest Patents

Among his latest patents are a cover window for a flexible display device and a flexible display device itself. The cover window features a polymer substrate made from a polyamideimide block copolymer. Additionally, it includes a hard coating layer that exhibits a pencil hardness of 5H or more under a load of 750 g. Notably, this design ensures that no cracks occur when the window is wound on a mandrel with a diameter of 3 mm. Furthermore, he has developed a polyamide-imide resin film that incorporates a specific structure and predetermined retardation.

Career Highlights

Duk Hun Jang is currently employed at LG Chem, Ltd., where he applies his expertise in materials science and engineering. His work has been instrumental in advancing flexible display technologies, which are increasingly relevant in today's digital landscape.

Collaborations

Some of his notable coworkers include Hyung Sam Choi and Sung Yeol Choi. Their collaborative efforts contribute to the innovative projects at LG Chem, Ltd.

Conclusion

Duk Hun Jang's contributions to flexible display technology exemplify the spirit of innovation. His patents reflect a commitment to advancing materials that enhance the functionality and durability of modern devices.

Profile summary based on public USPTO records.
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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