Yoon Ki Sa

Title: Yoon Ki Sa: Innovator in Semiconductor Technology

Introduction

Yoon Ki Sa is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of semiconductor technology, particularly in the area of etching and filling processes. With a total of two patents to his name, Yoon Ki Sa continues to push the boundaries of innovation in his field.

Latest Patents

Yoon Ki Sa's latest patents include a "Method and apparatus for etching thin layer" and a "Method of filling a via hole and apparatus for performing the same." The etching patent discloses a process where an etchant, consisting of phosphoric acid and water, is supplied to a substrate to form a liquid layer. This method allows for the precise measurement of the liquid layer's thickness, enabling the detection of variations during the etching process. The filling patent describes a method that involves providing a fluid filling material to a via hole in a substrate, forming an electric field to facilitate the filling, and subsequently solidifying the material within the hole.

Career Highlights

Yoon Ki Sa is currently employed at Semes Co., Ltd., a company known for its advancements in semiconductor manufacturing equipment. His work at Semes Co., Ltd. has positioned him as a key player in the development of innovative solutions for the semiconductor industry.

Collaborations

Yoon Ki Sa collaborates with talented coworkers such as Jung Suk Goh and Jae Seong Lee. Together, they contribute to the ongoing research and development efforts at Semes Co., Ltd., fostering a collaborative environment that encourages innovation.

Conclusion

Yoon Ki Sa's contributions to semiconductor technology through his patents and work at Semes Co., Ltd. highlight his role as an influential inventor in the industry. His innovative methods for etching and filling processes continue to advance the field, showcasing the importance of creativity and collaboration in technological development.