Seoul, South Korea

Chong Chul Chai

This inventor holds 76 USPTO granted patents and 11 published patent applications and 4 EPO patents, primarily in Display Technology (CPC class G09G). Top assignees: Samsung Display Co., Ltd., Konkuk University, Industry-University Cooperation Foundation Hanyang University. Active years: 2010-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chong Chul Chai. Retrieved from https://idiyas.com/inventor/chong-chul-chai-e573jbu1

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

USPTO Granted Patents = 76 

% Patents Active = 94.7

 

Average Co-Inventor Count = 3.9

ph-index = 6

Forward Citations = 130(Granted Patents)

Forward Citations (Not Self Cited) = 114(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Seoul, KR (2010 - 2024)
  • Yongin-si, KR (2017 - 2024)

Company Filing History:


Years Active: 2010-2025

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Areas of Expertise:
Display Device
Light Emitting Device
Organic Light-Emitting Diode
Pixel Circuit
Scan Signal Driver
Tiled Display
Manufacturing Method
Capacitor Design
Alignment Improvement
Testing Method
76 patents (USPTO):Explore Patents

Title: **Chong Chul Chai: Innovator in Display Technology**

Introduction

Chong Chul Chai is a prominent inventor based in Seoul, South Korea, recognized for his substantial contributions to the field of display technology. With an impressive portfolio of 63 patents, Chai has become a significant figure in the innovation landscape, particularly in the development of advanced display devices.

Latest Patents

Chai's recent patents include a groundbreaking display device and method of fabricating the same. This invention comprises a light-emitting diode with distinct semiconductor layers, innovative voltage lines, and a series of transistors that collectively optimize the operation of the display. His work on the pixel and organic light-emitting display device features a complex architecture integrating multiple transistors and storage capacitors, enhancing the functionality and performance of the display technology.

Career Highlights

Throughout his career, Chong Chul Chai has held key positions in leading companies, including Samsung Display Co., Ltd. and the Industry-University Cooperation Foundation at Hanyang University. His work at these organizations has allowed him to pioneer advancements in display technologies and solidify his reputation as a leading inventor in his field.

Collaborations

Chai has collaborated with notable professionals in the industry, including Kyung Bae Kim and Young Wan Seo. These partnerships have facilitated a rich exchange of ideas and innovations, further enhancing the effectiveness and reach of his inventions in the market.

Conclusion

In summary, Chong Chul Chai stands out as a remarkable inventor whose 63 patents reflect significant advancements in display technology. His recent innovations not only underscore his expertise but also contribute to the ongoing evolution within the field, inspiring future developments in display devices and their applications.

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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