Changwon, South Korea

Chang-min Lee

This inventor holds 3 USPTO granted patents and 3 published patent applications. Top assignees: Samsung Techwin Co., Ltd., Yonsei University, Hanwha Techwin Co., Ltd.. Active years: 2014-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chang-min Lee. Retrieved from https://idiyas.com/inventor/chang-min-lee-4iyttb88

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

Calculating rank
USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 3

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 2014-2016

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3 patents (USPTO):Explore Patents

Title: Innovations of Chang-min Lee: Pioneering Image Processing Technologies

Introduction

Chang-min Lee, a distinguished inventor based in Changwon, South Korea, has made notable contributions to the field of image processing. With a total of three patents to his name, Lee focuses on developing advanced methods and apparatuses that enhance image quality using optimized dynamic range techniques.

Latest Patents

Among his latest innovations, Lee has designed a groundbreaking image processing apparatus and method aimed at improving the display of images through dynamic range compression. This invention entails obtaining two blurred images from an input image and estimating the input image's illuminance by combining these two blurred images. Furthermore, it generates a dark region amplified image and a bright region conserved image, which are then combined to create a final enhanced image.

Another significant patent involves the apparatus and method for processing images via a wide dynamic range (WDR) process. This innovative technology allows for capturing images with a broad dynamic area. The method incorporates long and short exposure images, identifies potential motion artifacts during fusion, and applies non-linear gain control to enhance image quality, ensuring that resultant images reflect true luminance.

Career Highlights

Chang-min Lee's career has included pivotal roles at prominent institutions such as the Industry-Academic Cooperation Foundation and Yonsei University, as well as at Samsung Techwin Co., Ltd. His work in these organizations has contributed to advancing the field of image processing and technology.

Collaborations

Throughout his career, Lee has collaborated with esteemed colleagues, including Moon-Gi Kang and Hee Joo Kang. These collaborations have fostered the exchange of ideas and innovations, propelling advancements in their shared field of expertise.

Conclusion

Chang-min Lee stands out as a significant figure in the realm of image processing inventions, with his patents paving the way for enhanced visual technology. His relentless pursuit of innovation showcases the impact an inventor can have on technology and its applications, contributing to the overall advancement of 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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