Seiji Miyamoto

Title: Seiji Miyamoto: Innovator in Semiconductor Technology

Introduction

Seiji Miyamoto is a prominent inventor based in Tachikawa, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of five patents. His work focuses on enhancing the efficiency and performance of semiconductor devices.

Latest Patents

Miyamoto's latest patents include a semiconductor packaging substrate and a semiconductor device. The semiconductor packaging substrate features a plurality of pads arranged in a square grid pattern. Among these pads, two pads that are obliquely adjacent to each other are connected with through-holes, and another through-hole is provided between these connected pads. The semiconductor device is a BGA semiconductor device designed for high-speed operation and high pin counts. It consists of a base made from a core layer formed of wiring boards, with surface layers on both sides. A semiconductor element is mounted on this base, and through-holes in the signal region of the core layer are arranged in an optimal pattern, placing power and ground through-holes adjacent to signal through-holes.

Career Highlights

Throughout his career, Seiji Miyamoto has worked with notable companies such as Hitachi, Ltd. and Hitachi Vlsi Engineering Corporation. His experience in these organizations has allowed him to develop innovative solutions in semiconductor technology.

Collaborations

Miyamoto has collaborated with several talented individuals in his field, including Tatsuya Nagata and Hideko Ando. These collaborations have contributed to the advancement of semiconductor technologies and innovations.

Conclusion

Seiji Miyamoto is a distinguished inventor whose work in semiconductor technology has led to significant advancements. His patents reflect his commitment to innovation and excellence in the field.