Gyeonggi-do, South Korea

Chang-Oh Kim

This inventor holds 8 USPTO granted patents and 3 EPO patents. Top assignees: Lg Display Co., Ltd., Lg Electronics Inc.. Active years: 2008-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chang-Oh Kim. Retrieved from https://idiyas.com/inventor/chang-oh-kim-zbc3r4vx

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

Calculating rank

% Patents Active = 75.0


Average Co-Inventor Count = 2.6

ph-index = 3

Forward Citations = 184(Granted Patents)


Location History:

  • Seoul, KR (2008)
  • Gwangmyeong-si, KR (2013)
  • Gyeonggi-Do, KR (2012 - 2015)
  • Daejeon, KR (2015)
  • Paju-si, KR (2020)

Company Filing History:


Years Active: 2008-2020

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8 patents (USPTO):Explore Patents

Title: Chang-Oh Kim: Innovator in Organic Light Emitting Devices

Introduction

Chang-Oh Kim is a prominent inventor based in Gyeonggi-do, South Korea. He has made significant contributions to the field of organic light emitting devices, holding a total of 8 patents. His work focuses on improving the efficiency and performance of illumination technologies.

Latest Patents

Among his latest patents, Chang-Oh Kim has developed an illumination device that utilizes an organic light emitting element with multiple stacks. This innovation enhances efficiency across different wavelengths by modifying the light emitting layer structure. Another notable invention is a white organic light emitting device characterized by high color temperature and stable color coordinates, regardless of luminance changes. This device features a unique configuration of electrodes and light emitting layers that optimize performance.

Career Highlights

Throughout his career, Chang-Oh Kim has worked with leading companies in the electronics industry, including LG Display Co., Ltd. and LG Electronics Inc. His experience in these organizations has allowed him to refine his expertise in organic light emitting technologies.

Collaborations

Chang-Oh Kim has collaborated with talented individuals in his field, including coworkers Sung-Hoon Pieh and Hyeung-Ju Kim. These partnerships have contributed to the advancement of his innovative projects.

Conclusion

Chang-Oh Kim's contributions to organic light emitting devices demonstrate his commitment to innovation and excellence in technology. His patents reflect a deep understanding of the complexities involved in illumination devices, paving the way for future advancements in the industry.

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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