Kiyoshi Thukuda

Title: Kiyoshi Thukuda: Innovator in Dielectric Isolated Substrates

Introduction

Kiyoshi Thukuda is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of semiconductor technology, particularly in the development of dielectric isolated substrates. His innovative work has led to advancements that enhance the reliability and performance of electronic devices.

Latest Patents

Thukuda holds a patent for a dielectric isolated substrate and the process for producing the same. This invention features a connecting polycrystalline silicon layer with a smooth and flat surface, which is bonded to a single crystal support. The substrate is designed to prevent voids at the bonded surface, thereby improving the bonding between the single crystal support and the polycrystalline silicon layer. This innovation is achieved through heat treatment at 800°C or higher, or by forming a buffering layer between the polycrystalline silicon layer and the single crystal support. The result is a densified crystal structure that enhances reliability in electronic applications. Thukuda has 1 patent to his name.

Career Highlights

Kiyoshi Thukuda is associated with Hitachi, Ltd., a leading company in the technology sector. His work at Hitachi has positioned him as a key player in the development of advanced semiconductor materials and processes. His contributions have been instrumental in pushing the boundaries of what is possible in electronic device manufacturing.

Collaborations

Thukuda has collaborated with notable colleagues, including Yohsuke Inoue and Michio Ohue. These partnerships have fostered an environment of innovation and have led to the successful development of new technologies in the semiconductor field.

Conclusion

Kiyoshi Thukuda's work in dielectric isolated substrates exemplifies the impact of innovative thinking in technology. His contributions continue to influence the semiconductor industry, paving the way for more reliable and efficient electronic devices.