Asan, South Korea

Jong Woong Chang

This inventor holds 21 USPTO granted patents and 5 published patent applications, primarily in Liquid Crystal Displays. Top assignees: Samsung Display Co., Ltd., Samsung Electronics Co., Ltd.. Active years: 2009-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jong Woong Chang. Retrieved from https://idiyas.com/inventor/jong-woong-chang-th70qf4o

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

Calculating rank
USPTO Granted Patents = 21 

% Patents Active = 100.0

Average Co-Inventor Count = 1.7

ph-index = 4

Forward Citations = 52(Granted Patents)


Location History:

  • Cheonan, KR (2009)
  • Chungcheongnam-do, KR (2015)
  • Cheonan-si, KR (2012 - 2019)
  • Asan-si, KR (2015 - 2021)

Company Filing History:


Years Active: 2009-2025

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Areas of Expertise:
Display Device
Fabrication Method
Signal Transmission Wiring
Thin Film Transistor
Horizontal Stripe
Gate Driver
Contact Holes
Shielding Conductor
Display Substrate
Liquid Crystal
Array Panel
Driving Structure
21 patents (USPTO):Explore Patents

Title: Innovations of Jong Woong Chang: A Patent Portfolio Overview

Introduction: Jong Woong Chang, based in Asan-si, South Korea, is an accomplished inventor with a remarkable portfolio of 19 patents. His contributions primarily focus on display technology, where he has made significant advancements through innovative designs and methodologies.

Latest Patents: Among his latest inventions is a patent for a "Display device with single side driving structure." This invention describes a display device featuring a pixel component with intricate arrangements of scan lines, data lines, and pixels. The design enables each scan line to connect efficiently to sub-scan lines via contacts organized into groups, creating optimized pixel blocks. Another significant patent delineates a "Display substrate including signal transmission wiring and method of fabricating the display substrate." This patent emphasizes the structure of a display substrate composed of distinct signal transmission portions, ensuring effective communication and interaction within the display area.

Career Highlights: Jong Woong Chang's career has seen him contribute to two major organizations: Samsung Display Co., Ltd. and Samsung Electronics Co., Ltd. His work at these esteemed companies has positioned him as a leading figure in the field of display technology. His inventions have not only innovative design aspects but have also enhanced the performance and efficiency of display devices.

Collaborations: Throughout his career, Chang has collaborated with notable coworkers including Dong Gyu Kim and Dong Ho Shin. These partnerships have fostered a creative environment that has resulted in groundbreaking innovations in display technology.

Conclusion: Jong Woong Chang continues to be a significant contributor to the field of display technology, with a patent portfolio that reflects his innovative spirit and technical expertise. His work not only showcases his personal achievements but also represents a collective advancement in display technology, setting a foundation for future innovations.

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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