Yoshihiro Akutsu

Title: The Innovations of Yoshihiro Akutsu

Introduction

Yoshihiro Akutsu is a prominent inventor based in Yokkaichi, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 12 patents. His work has been instrumental in advancing non-volatile memory devices, which are crucial for modern electronic applications.

Latest Patents

One of his latest patents is for a non-volatile semiconductor memory device and its manufacturing method. This innovative device features a memory cell array that includes NAND cell units formed in a vertical direction relative to the surface of a semiconductor substrate. The design incorporates a local source line that is electrically coupled to one end of the NAND cell unit. The memory cell array consists of a laminated body with multiple conductive films, which serve as control gate lines for memory cells or selection gate lines for selection transistors. Additionally, it includes a semiconductor layer that extends vertically and an electric charge accumulating layer positioned between the semiconductor layer and the conductive film. The local source line is enhanced with a silicide layer, and the electric charge accumulating layer is designed to cover the peripheral area of the silicide layer continuously.

Career Highlights

Yoshihiro Akutsu has had a distinguished career, working with notable companies such as Kabushiki Kaisha Toshiba and Toshiba Memory Corporation. His expertise in semiconductor technology has allowed him to contribute to various innovative projects and advancements in the industry.

Collaborations

Throughout his career, Akutsu has collaborated with talented individuals, including Ryota Katsumata and Masaru Kidoh. These collaborations have further enriched his work and have led to significant advancements in semiconductor technology.

Conclusion

Yoshihiro Akutsu's contributions to the field of semiconductor technology are noteworthy. His innovative patents and collaborations have played a vital role in the development of non-volatile memory devices. His work continues to influence the electronics industry, showcasing the importance of innovation in technology.