Seoul, South Korea

Sang-Gab Kim

This inventor holds 75 USPTO granted patents and 9 published patent applications and 3 EPO patents, primarily in Display Technology (CPC class H01L). Top assignees: Samsung Electronics Co., Ltd., Samsung Display Co., Ltd., Dongwoo Fine-Chem Co., Ltd.. Active years: 1999-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sang-Gab Kim. Retrieved from https://idiyas.com/inventor/sang-gab-kim

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

USPTO Granted Patents = 75 

% Patents Active = 66.7


Average Co-Inventor Count = 5.0

ph-index = 8

Forward Citations = 313(Granted Patents)

Forward Citations (Not Self Cited) = 308(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kyungki-do, KR (2004 - 2009)
  • Yongin, KR (2016)
  • Yongin-si, KR (2021)
  • Seoul, KR (1999 - 2024)

Company Filing History:


Years Active: 1999-2024

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Areas of Expertise:
Display Substrate
Manufacturing Method
Organic Light Emitting Diode
Thin Film Transistor
Display Device
Liquid Crystal Display
Array Panel
Non-Halogenated Etchant
Metal Pattern
Storage Capacitance
Fabrication
Contact Portion
75 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Sang-Gab Kim

Introduction: Sang-Gab Kim is a prominent inventor based in Seoul, South Korea, known for his impressive portfolio of 75 patents. His innovations primarily focus on advancements in display technology, which have significantly impacted the electronics industry.

Latest Patents: Among Sang-Gab Kim's most recent patents are two notable inventions: a "Display substrate, manufacturing method therefor, and display device including same," and an "Organic light emitting display device." The display substrate patent outlines a structure consisting of a substrate and wiring, which features a metal oxide layer containing tantalum (Ta), niobium (Nb), and titanium (Ti), along with a copper (Cu) metal layer. The thickness of the metal oxide layer is specified to range from about 30 angstroms (Å) to approximately 50 Å. Meanwhile, the OLED display device patent describes an intricate structure comprising a substrate with a display region and pad region, including multiple pad electrode structures designed for enhanced performance.

Career Highlights: Sang-Gab Kim has a distinguished career, having worked with leading companies in the electronics field such as Samsung Electronics Co., Ltd. and Samsung Display Co., Ltd. His contributions in these organizations have led to significant technological advancements, particularly in display technologies.

Collaborations: Throughout his career, he has collaborated with esteemed colleagues, including Hong-Kee Chin and Min-Seok Oh. These collaborations have fostered a creative environment that encourages innovative solutions and breakthroughs in display technology.

Conclusion: Sang-Gab Kim's extensive patent portfolio and impactful contributions to the field of display technology underscore his status as a leading inventor in the industry. His work continues to influence the evolution of electronic displays, enhancing user experiences and paving the way 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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