Cheonan, South Korea

Youn Hak Jeong

This inventor holds 34 USPTO granted patents and 3 published patent applications, primarily in Liquid Crystal Display. Top assignees: Samsung Display Co., Ltd., Chonbuk National University, Samsung Displayco., Ltd.. Active years: 2013-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Youn Hak Jeong. Retrieved from https://idiyas.com/inventor/youn-hak-jeong

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

USPTO Granted Patents = 34 

% Patents Active = 97.1

Average Co-Inventor Count = 5.0

ph-index = 4

Forward Citations = 39(Granted Patents)


Company Filing History:


Years Active: 2013-2024

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Areas of Expertise:
Liquid Crystal Display
Display Device
Brightness Optimization
Manufacturing Method
Transparent Display
Design Freedom
Display Panel
Active Reflector
Device Architecture
Display Apparatus
Visual Performance
Panel Technology
34 patents (USPTO):Explore Patents

Title: The Innovative Journey of Youn Hak Jeong

Introduction: Youn Hak Jeong is an accomplished inventor based in Cheonan-si, South Korea, with a remarkable portfolio of 34 patents. His contributions to the field of liquid crystal display technology are particularly noteworthy, showcasing his commitment to innovation and excellence.

Latest Patents: Among his latest inventions is a state-of-the-art liquid crystal display. This advanced display system incorporates a first insulation substrate, a thin film transistor positioned on the substrate, and a pixel electrode linked to the thin film transistor. It features a protrusion on the pixel electrode, with a second insulation substrate facing the first and a common electrode on it as well. The liquid crystal layer is strategically placed between the pixel and common electrodes, ensuring high-quality performance. One pixel consists of a thin film transistor formation region for the thin film transistor and a display area for the pixel electrode, with the protrusion designed to overlay part of the edges of the display area.

Career Highlights: Youn Hak Jeong has held significant positions at renowned companies such as Samsung Display Co., Ltd. and the Industrial Cooperation Foundation at Chongbuk National University. His work in these institutions has greatly contributed to advancements in display technology and has positioned him as a leading figure in his field.

Collaborations: During his career, Youn has collaborated with notable colleagues, including Ho Jun Lee and Wan Namgung. These partnerships have fostered a creative environment that has led to the successful development of numerous innovative projects.

Conclusion: Youn Hak Jeong's impressive array of patents and his contributions to the liquid crystal display industry highlight his role as a pivotal inventor. His work continues to influence the technology we use today, paving the way for future innovations in display technology. His journey serves as an inspiration for aspiring inventors and highlights the importance of collaboration and creativity in achieving technological breakthroughs.

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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