Jin-Hak Choi

Title: Innovations of Jin-Hak Choi

Introduction

Jin-Hak Choi is a notable inventor based in Suwon-si, South Korea. He has made significant contributions to the field of electronics through his innovative patents. With a total of three patents to his name, Choi has focused on enhancing manufacturing processes in the electronics industry.

Latest Patents

One of his latest patents is a method of nickel-gold plating, which involves a process for electroless nickel-gold plating an object and a printed circuit board. This method includes forming a first nickel plated layer on the surface of the object, followed by a second nickel plated layer, and finally a gold plated layer on the second nickel layer. Another significant patent is a method of forming solder bumps with reduced surface defects. This method entails creating a first photoresist pattern on a wafer with a pad, forming a first under bump metallurgy (UBM) layer, and subsequently forming a solder bump in the opening created by the photoresist patterns.

Career Highlights

Choi has worked with prominent companies such as Samsung Electronics Co., Ltd. and Samsung Electro-Mechanics Co., Ltd. His experience in these leading firms has allowed him to refine his skills and contribute to groundbreaking technologies in the electronics sector.

Collaborations

Choi has collaborated with talented individuals in his field, including Se-Young Jeong and Nam-seog Kim. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Jin-Hak Choi's contributions to the field of electronics through his innovative patents demonstrate his expertise and commitment to advancing technology. His work continues to influence the industry and inspire future innovations.