This inventor holds 3 USPTO granted patents and 7 published patent applications. Top assignees: Samsung Electronics Ltd., Samsung Electronics Co., Ltd.. Active years: 2025-2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:

Years Active: 2025-2026
Title: Jihyun Kwak: Innovator in Image Sensor Technology
Introduction
Jihyun Kwak is a notable inventor based in Suwon-si, South Korea. He has made significant contributions to the field of image sensor technology. His innovative work has led to the development of a unique patent that enhances the functionality of image sensors.
Latest Patents
Jihyun Kwak holds a patent for an image sensor that includes a pixel separation structure. This image sensor features a semiconductor substrate with a first surface and a second surface that are opposite to each other. The design includes a first trench that vertically extends from the first surface, providing a pixel region, and a second trench that is also vertically extended from the first surface and is positioned on the pixel region. Additionally, the image sensor incorporates a pixel separation structure that extends from the second surface and overlaps the first trench. A gap-fill dielectric layer is also included, which consists of a pixel separation part located in the first trench and a scattering pattern part situated in the second trench.
Career Highlights
Jihyun Kwak is currently employed at Samsung Electronics Co., Ltd., a leading company in the technology sector. His work at Samsung has allowed him to focus on advancing image sensor technology, contributing to the company's reputation for innovation and quality.
Collaborations
Throughout his career, Jihyun has collaborated with talented coworkers, including Hongki Kim and Changrok Moon. These collaborations have fostered a creative environment that encourages the development of cutting-edge technologies.
Conclusion
Jihyun Kwak is a prominent figure in the field of image sensor technology, with a patent that showcases his innovative approach. His work at Samsung Electronics Co., Ltd. and collaborations with skilled colleagues highlight his commitment to advancing technology. His contributions are paving the way for future developments in image sensor applications.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile