Yongin, South Korea

Sam Il Kho

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignees: Samsung Display Co., Ltd., Pusan National University, Samsung Sdi Co., Inc.. Active years: 2007-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sam Il Kho. Retrieved from https://idiyas.com/inventor/sam-il-kho-1bc63m4v

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

USPTO Granted Patents = 3 

% Patents Active = 66.7

Average Co-Inventor Count = 6.3

ph-index = 1

Forward Citations = 5(Granted Patents)


Location History:

  • Yongin, KR (2007)
  • Yongin-si, KR (2013)
  • Seoul, KR (2017)

Company Filing History:


Years Active: 2007-2017

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3 patents (USPTO):Explore Patents

Title: Sam Il Kho: Innovator in Organic Light Emitting Devices

Introduction

Sam Il Kho is a notable inventor based in Yongin, South Korea. He has made significant contributions to the field of organic light emitting devices, holding a total of 3 patents. His work has been instrumental in advancing display technologies.

Latest Patents

One of his latest patents is for an organic light emitting device. This device includes a compound represented by Chemical Formula 1, which is crucial for its functionality. The device comprises a first electrode, a second electrode facing the first electrode, and an organic layer situated between them. The organic layer contains the compound defined by Chemical Formula 1, where Ar and L are specified in the patent documentation.

Another significant patent is for a flat panel display and the method for its production. This innovation addresses the chipping phenomenon of a pixel definition layer. The flat panel display features a thin film transistor on a substrate, a planarization layer, and a first electrode layer that connects electrically with the thin film transistor. The design includes a pixel definition layer with an opening that partially exposes the first electrode layer, along with an adhesive reinforcement layer to enhance the bond between the layers. This invention improves the adhesive properties and prevents chipping, thereby enhancing the durability of the display.

Career Highlights

Sam Il Kho has worked with prominent companies in the technology sector, including Samsung Display Co., Ltd. and Samsung SDI Co., Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in display technology.

Collaborations

Throughout his career, Sam has collaborated with talented individuals such as Nam Choul Yang and Young Gil Kwon. These partnerships have contributed to the successful development of his patents and innovations.

Conclusion

Sam Il Kho is a distinguished inventor whose work in organic light emitting devices has made a significant impact on display technology. His patents reflect his commitment to innovation and excellence in the field.

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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