Hwaseong, South Korea

Yun Sik Jang

This inventor holds 26 USPTO granted patents and 2 published patent applications and 1 EPO patent, primarily in Display Technology. Top assignees: Samsung Display Co., Ltd., Samsung Electronics Co., Ltd., Hyundai Motor Company. Active years: 2006-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yun Sik Jang. Retrieved from https://idiyas.com/inventor/yun-sik-jang

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

USPTO Granted Patents = 26 

% Patents Active = 76.9


Average Co-Inventor Count = 3.7

ph-index = 3

Forward Citations = 48(Granted Patents)


Location History:

  • Yongin-si, KR (2006)
  • Yongin, JP (2008)
  • Gyeonggi-do, KR (2010)
  • Suwon, KR (2010)
  • Gunpo-si, KR (2009 - 2011)
  • Cheonan, KR (2008 - 2012)
  • Hwaseong-Si, KR (2016 - 2020)
  • Asan-si, KR (2019 - 2020)
  • Seoul, KR (2020)
  • Seongnam-si, KR (2017 - 2021)

Company Filing History:


Years Active: 2006-2025

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Areas of Expertise:
Display Device
Liquid Crystal Display
Organic Light Emitting Diode
Optical Unit
Exposure Apparatus
Substrate Cleaning
Electric Field Forming
Optical Film
Carbon Removal
Engine Oil Dilution
Driving Method
Manufacturing Method
26 patents (USPTO):Explore Patents

Title: **Yun Sik Jang: A Pioneer in Display Technology**

Introduction

Yun Sik Jang, based in Hwaseong-si, South Korea, is a prolific inventor with an impressive portfolio of 25 patents. His contributions to the field of display technology are notable, showcasing innovative solutions that enhance the performance and versatility of display devices.

Latest Patents

Among his latest patents, Jang has developed a **Display device including electric field forming auxiliary electrode and method of manufacturing the same**. This innovation features a first electrode and a second electrode situated on a substrate, with a light-emitting element placed between them. The introduction of an auxiliary electrode that overlaps the light-emitting element allows for the formation of an electric field, enhancing the functionality of the display device.

Another significant patent is the **Optical unit and organic light emitting display including the same**. This invention comprises a phase difference layer containing a UV absorbent and a linear polarization layer. It further includes a base film, liquid crystal layer, and an overcoat layer, improving characteristics such as transmittance and anti-reflection, while also offering enhanced flexibility.

Career Highlights

Throughout his career, Yun Sik Jang has made substantial impacts while working at prestigious companies like Samsung Display and Samsung Electronics. His tenure at these leading organizations has allowed him to collaborate with some of the brightest minds in the industry.

Collaborations

Jang's work has brought him into collaboration with exceptional colleagues, including Sang-Gu Lee and Jang-Kun Song. This synergy has undoubtedly contributed to the innovative advancements he has achieved in his patents.

Conclusion

Yun Sik Jang stands out as a remarkable inventor whose latest patents reflect cutting-edge advancements in display technology. His dedication to innovation and collaboration continues to influence the future of display devices, making significant strides in enhancing their optical performance and functionality.

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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