Yeon Soo Choi

Title: Yeon Soo Choi: Innovator in Display Manufacturing and Geomagnetic Sensor Technology

Introduction

Yeon Soo Choi is a notable inventor based in Seongnam-si, South Korea. He has made significant contributions to the fields of display manufacturing and geomagnetic sensor technology. With a total of 2 patents, his work showcases innovative solutions that address specific challenges in these industries.

Latest Patents

One of Yeon Soo Choi's latest patents is a photoresist stripper composition for manufacturing displays. This invention relates to an integrated photoresist stripper composition that can be utilized in every process involved in display manufacturing. It is particularly effective in removing modified photoresist after various processes, including hard bake, implant, and dry etch processes. The composition also exhibits a corrosion inhibitory effect, specifically designed for copper wiring pattern edge portions that are prone to corrosion following dry-etching.

Another significant patent is a method and apparatus for correcting the output value of a geomagnetic sensor. This method involves recursively calculating a state estimate, an estimate gain vector, and an estimate error covariance based on the sequentially acquired output value of the geomagnetic sensor. The process ensures accurate correction of the sensor's output value, enhancing its reliability and performance.

Career Highlights

Yeon Soo Choi has worked with reputable companies such as Haechitech Corporation and LTC Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.

Collaborations

Throughout his career, Yeon Soo Choi has collaborated with talented individuals, including Dong Yoon Kim and Byung Ki Kim. These collaborations have fostered a creative environment that has led to the development of impactful inventions.

Conclusion

Yeon Soo Choi's contributions to display manufacturing and geomagnetic sensor technology highlight his innovative spirit and dedication to solving complex problems. His patents reflect a commitment to advancing technology and improving industry standards.