Sungnam, South Korea

Chang-bong Oh

This inventor holds 7 USPTO granted patents. Top assignee: Samsung Electronics Co., Ltd.. Active years: 2000-2009.

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

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


% Patents Active = 85.7

Average Co-Inventor Count = 2.3

ph-index = 5

Forward Citations = 251(Granted Patents)


Location History:

  • Kyunggi-do, KR (2000)
  • Suwon, KR (2002)
  • Kyungki-do, KR (2006)
  • Seongnnam, KR (2007 - 2008)
  • Sungnam, KR (2007 - 2009)

Company Filing History:


Years Active: 2000-2009

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7 patents (USPTO):Explore Patents

Title: Innovations of Chang-bong Oh: Pioneering Advances in Semiconductor Technology

Introduction

Chang-bong Oh is a renowned inventor based in Sungnam, South Korea, recognized for his significant contributions to the field of semiconductor technology. With a total of 7 patents to his name, he has made notable strides in the development of innovative semiconductor devices and manufacturing methods.

Latest Patents

Among his latest inventions, Chang-bong Oh has developed a MOS transistor with elevated source and drain structures and a method of fabrication thereof. This innovation enhances transistor performance by mitigating or eliminating dopant diffusion into the channel region. By elevating the source and drain extension regions into the epitaxial layer, he effectively increases the channel length, allowing for precise control over the geometries of various regions within the transistor.

In addition, he has also devised a method for manufacturing a multi-thickness gate dielectric layer of a semiconductor device. This method involves the formation of multiple dielectric layers with varying thicknesses, enabling improved performance of semiconductor devices. By selectively removing portions of the dielectric layers, he creates a complex gate dielectric architecture that optimizes device functionality.

Career Highlights

Chang-bong Oh's career is marked by his association with Samsung Electronics Co., Ltd., a leading global player in the electronics and semiconductor industry. His work at Samsung has positioned him as a critical contributor to the company's cutting-edge technology innovations.

Collaborations

Throughout his career, Chang-bong Oh has worked alongside notable colleagues, including Young-gun Ko and Hee-sung Kang. Their collaborative efforts have driven advancements in semiconductor technology, leading to the successful development of various patents that enhance device performance and efficiency.

Conclusion

As an inventor, Chang-bong Oh exemplifies the spirit of innovation within the semiconductor field. His latest patents, career achievements, and collaborations highlight his commitment to advancing technology. With each invention, he continues to pave the way for future developments, making a significant impact on 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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