Kiminari Shinagawa

Title: Kiminari Shinagawa: Innovator in Ferromagnetic Materials

Introduction

Kiminari Shinagawa is a prominent inventor based in Tsukui, Japan. He has made significant contributions to the field of ferromagnetic materials, holding a total of nine patents. His work focuses on enhancing magnetic characteristics and improving recording density in magnetic heads.

Latest Patents

Shinagawa's latest patents include innovative developments in ferromagnetic materials and magnetic heads. One notable patent describes a ferromagnetic material composed of an iron alloy containing 2 to 12% by weight of silicon and 5 to 25% by weight of elements such as ruthenium, rhodium, palladium, iridium, platinum, gold, and silver. This material exhibits high saturation flux density and excellent corrosion resistance. Additionally, a multilayered film created by alternating the ferromagnetic material with a spacer layer enhances magnetic characteristics. Another patent details a multilayered ferromagnetic amorphous alloy film, which consists of multiple main ferromagnetic alloy films laminated together with a spacer layer. This design allows for excellent magnetic characteristics and ease of patterning.

Career Highlights

Throughout his career, Kiminari Shinagawa has worked with notable companies, including Hitachi, Ltd. and Hitachi Heating Appliances Co., Ltd. His experience in these organizations has contributed to his expertise in the development of advanced magnetic materials.

Collaborations

Shinagawa has collaborated with esteemed colleagues such as Yoshihiro Shiroishi and Hideo Fujiwara. These partnerships have fostered innovation and the exchange of ideas in the field of ferromagnetic materials.

Conclusion

Kiminari Shinagawa's contributions to the field of ferromagnetic materials and magnetic heads have established him as a key figure in innovation. His patents reflect a commitment to advancing technology and improving magnetic characteristics in various applications.