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For the Inventor, By the Inventor

Daejeon, South Korea

Woo Jin Cho

This inventor holds 11 USPTO granted patents and 26 published patent applications and 10 EPO patents. Top assignee: Lg Chem, Ltd. Active years: 2018-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Woo Jin Cho. Retrieved from https://idiyas.com/inventor/woo-jin-cho-2yfcarxe

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 = 100.0

 

Average Co-Inventor Count = 5.7

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:

goldMedal11 out of 8,637 
 
Lg Chem, Ltd
 patents

Years Active: 2018-2026

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11 patents (USPTO):Explore Patents
1. 12563964 - Organic light-emitting device (2026-02-24),
2. 12391678 - Compound and organic light emitting device comprising same (2025-08-19),
3. 12069944 - Organic light emitting diode (2024-08-20),
4. 11505624 - Rubber composition (2022-11-22),
5. 11365269 - Modifier, modified and conjugated diene-based polymer and rubber composition including the same (2022-06-21),
6. 10995165 - Catalyst composition for preparing conjugated diene-based polymer and conjugated diene-based polymer prepared using the same (2021-05-04),
7. 10604602 - Neodymium compound and catalyst for diene polymerization including the same (2020-03-31),
8. 10538608 - Catalyst composition for preparing conjugated diene-based polymer and conjugated diene-based polymer prepared using the same (2020-01-21),
9. 10538607 - Catalyst composition for preparing conjugated diene-based polymer and conjugated diene-based polymer prepared using the same (2020-01-21),
10. 10253119 - Method for preparing conjugated diene-based polymer (2019-04-09),
11. 10040876 - Conjugated diene-based polymer (2018-08-07),

Title: Woo Jin Cho: Innovator in Organic Light Emitting Devices

Introduction

Woo Jin Cho is a prominent inventor based in Daejeon, South Korea. He has made significant contributions to the field of organic light emitting devices, holding a total of 11 patents. His work has advanced the technology used in various electronic displays and lighting solutions.

Latest Patents

Among his latest patents, Woo Jin Cho has developed a compound and an organic light emitting device that incorporates this compound. The device is characterized by a compound represented by Chemical Formula 1. Additionally, he has patented an organic light emitting diode that includes a first electrode, a second electrode facing the first, and an organic material layer with one or more layers between the electrodes. This organic material layer consists of a first organic material layer with a compound of Chemical Formula 1 and a second organic material layer with a compound of Chemical Formula 2.

Career Highlights

Woo Jin Cho is currently employed at LG Chem, Ltd., a leading company in the chemical and materials industry. His innovative work in organic light emitting devices has positioned him as a key figure in the advancement of display technologies.

Collaborations

He has collaborated with notable coworkers, including Jeong Heon Ahn and Kyoung Hwan Oh, contributing to the development of cutting-edge technologies in their field.

Conclusion

Woo Jin Cho's contributions to organic light emitting devices reflect his dedication to innovation and excellence in technology. His patents continue to influence the industry and pave the way for future advancements.

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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