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For the Inventor, By the Inventor

Seoul, South Korea

Hyun Kyong Cho

This inventor holds 53 USPTO granted patents and 4 published patent applications and 21 EPO patents, primarily in Light Emitting Devices (CPC class H01L). Top assignees: Lg Innotek Co., Ltd., Lg Electronics Inc.. Active years: 2009-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hyun Kyong Cho. Retrieved from https://idiyas.com/inventor/hyun-kyong-cho

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

USPTO Granted Patents = 53 

% Patents Active = 77.4

 

Average Co-Inventor Count = 2.9

ph-index = 7

Forward Citations = 207(Granted Patents)

Forward Citations (Not Self Cited) = 157(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Gwacheon-si, KR (2011 - 2014)
  • Seoul, KR (2009 - 2021)

Company Filing History:

goldMedal48 out of 5,406 
 
Lg Innotek Co., Ltd.
 patents
silverMedal24 out of 51,830 
 
Lg Electronics Inc.
 patents
where one patent can have more than one assignee

Years Active: 2009-2021

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Areas of Expertise:
Water Purifier
Light Emitting Device
Manufacturing Method
Vertical Topology
Light Extraction Structure
LED Package
Lighting System
Nano Structures
Substrate Fabrication
LED Design
Lighting Unit
53 patents (USPTO):Explore Patents
1. 10941049 - Water purifier (2021-03-09),
2. 9837578 - Light emitting device having light extraction structure and method for manufacturing the same (2017-12-05),
3. 9647173 - Light emitting device (LED) having an electrode hole extending from a nonconductive semiconductor layer to a surface of a conductive semiconductor layer (2017-05-09),
4. 9530936 - Light emitting diode having vertical topology and method of making the same (2016-12-27),
5. 9444016 - Light emitting device (2016-09-13),
6. 9343640 - Light emitting device, light emitting device package and lighting system including the same (2016-05-17),
7. 9343624 - Light emitting device and method of manufacturing the same (2016-05-17),
8. 9252345 - Light emitting device and lighting system (2016-02-02),
9. 9246054 - Light emitting device having light extraction structure and method for manufacturing the same (2016-01-26),
10. 9159894 - Light emitting device and lighting system (2015-10-13),
11. 9117986 - Light emitting device (2015-08-25),
12. 8912560 - Light emitting device package (2014-12-16),
13. 8912556 - Light emitting device and method of manufacturing the same (2014-12-16),
14. 8907363 - Light emitting device, light emitting device package and lighting system including the same (2014-12-09),
15. 8866178 - Light emitting device (2014-10-21),

Title: Hyun Kyong Cho: Innovator in Water Purification and Light Emitting Devices

Introduction

Hyun Kyong Cho is a prolific inventor based in Seoul, South Korea, with an impressive portfolio of 53 patents. His inventions primarily focus on advancements in water purification technologies and light-emitting devices, showcasing his commitment to innovation in these crucial areas.

Latest Patents

Among his latest patents, Cho's water purifier stands out as an innovative solution to provide clean water. The invention features a body designed to resemble a water-holding shape, equipped with a discharge device that efficiently releases the purified water. The discharge device includes a hollow discharge unit body that establishes a flow pathway for water and integrates a light-source unit. This unit irradiates ultraviolet light towards the water as it flows through, ensuring effective purification.

Another significant patent is the light-emitting device with a unique light extraction structure. This device consists of a multi-layered structure, including a support layer, a reflective electrode, an ohmic electrode with a transparent component, and a semiconductor architecture. The design emphasizes a transparent electrode with a precise thickness range, contributing to enhanced light emission efficiency.

Career Highlights

Hyun Kyong Cho has made substantial contributions while working for leading companies in the tech sector, including LG Innotek Co., Ltd. and LG Electronics Inc. His experience in these organizations has played a pivotal role in shaping his innovative approach and invention disclosures.

Collaborations

Throughout his career, Cho has collaborated closely with talented individuals such as Jun Ho Jang and Sun Kyung Kim, fostering a teamwork-oriented environment conducive to innovation. Their collective efforts have undoubtedly led to the development of groundbreaking technologies and solutions in their respective fields.

Conclusion

Hyun Kyong Cho stands out as an influential figure in the realm of inventions, particularly in water purification and light-emitting technologies. With a robust portfolio of patents and collaborations with esteemed colleagues, his contributions continue to drive advancements in these essential areas of technology.

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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