Masayuki Ohi

Title: **Masayuki Ohi: Innovator in Semiconductor Manufacturing**

Introduction

Masayuki Ohi, a prominent inventor based in Tokyo, Japan, has made significant contributions to the field of semiconductor manufacturing. With a keen focus on innovation, Ohi developed a novel method that enhances the efficiency of semiconductor devices, making a considerable impact in the electronics industry.

Latest Patents

Masayuki Ohi holds a notable patent entitled "Method of manufacturing semiconductor device with copper core bumps." This patent describes a semiconductor device with circuit patterns on the upper and lower surfaces of a laminated board, which are interconnected by through holes. It features an integrated circuit (IC) chip mounted on the upper pattern and external connection terminals on the lower pattern, including copper core bumps. His innovative method utilizes the same etching process for bump forming regions as that used for forming circuit patterns, streamlining production processes.

Career Highlights

Ohi is affiliated with Citizen Watch Company, Ltd., where he continues to contribute to advancements in semiconductor technology. His work has proven pivotal in improving manufacturing techniques, demonstrating his commitment to fostering innovation in the electronics sector.

Collaborations

Throughout his career, Masayuki Ohi has collaborated with esteemed colleagues, including Seiichi Mimura and Junichiro Shimizu. Their collective efforts have led to advancements in various technological applications, further enhancing the capabilities of semiconductor devices.

Conclusion

Masayuki Ohi's contributions to the field of semiconductor manufacturing underscore the importance of innovation in technology. With his pioneering patent and collaborative spirit, Ohi continues to inspire future advancements and solidify his place as a key figure in the industry.