Atsushi Kishida

Title: Atsushi Kishida: Innovator in Magnetic Recording Technology

Introduction

Atsushi Kishida is a prominent inventor based in Himeji, Japan. He has made significant contributions to the field of magnetic recording technology, holding a total of 2 patents. His work focuses on developing materials that enhance the performance of magnetic recording media.

Latest Patents

Kishida's latest patents include innovative solutions for sputtering target materials. One patent describes a sputtering target material for producing an intermediate layer film of a perpendicular magnetic recording medium. This material is designed to dramatically reduce the crystal grain size of thin films formed by sputtering. The composition includes 1 to 20% of tungsten (W), 0.1 to 10% of elements such as phosphorus (P), zirconium (Zr), silicon (Si), and boron (B), with the balance being nickel (Ni).

Another patent focuses on a soft magnetic alloy for magnetic recording media. This alloy features low coercive force, high amorphous properties, and excellent corrosion resistance. The composition includes 6 to 20% of zirconium (Zr) and/or hafnium (Hf), 1 to 20% of boron (B), and various other elements, with cobalt (Co) and/or iron (Fe) making up the balance.

Career Highlights

Kishida is currently employed at Sanyo Special Steel Co., Ltd., where he continues to innovate in the field of magnetic materials. His work has been instrumental in advancing the technology used in magnetic recording devices.

Collaborations

Kishida collaborates with notable colleagues, including Toshiyuki Sawada and Akihiko Yanagitani. Their combined expertise contributes to the development of cutting-edge technologies in the industry.

Conclusion

Atsushi Kishida's contributions to magnetic recording technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in magnetic materials and recording media.