Hirotake Hamamatsu

Title: Hirotake Hamamatsu: Innovator in Soft Magnetic Materials

Introduction

Hirotake Hamamatsu is a notable inventor based in Kariya, Japan. He has made significant contributions to the field of soft magnetic materials, holding a total of three patents. His innovative methods have advanced the production processes of soft magnetic powdered cores, which are essential in various electronic applications.

Latest Patents

Hirotake Hamamatsu's latest patents focus on methods for producing soft magnetic powdered cores. One of his patents describes a process that involves preparing a mixture of a soft magnetic powder and a resin powder. This mixture is then compacted into a predetermined shape and heated to create a compact. The resin powder used has specific characteristics, including a median size of not more than 30 μm and a maximum particle size of not more than 100 μm, with an additive amount ranging from 0.005 to 2 vol%. Another patent outlines a multi-step process that includes mixing a thermoplastic resin powder with a soft magnetic powder, compacting the raw powder, melting and setting the resin, and finally crystallizing the resin through controlled heating and cooling.

Career Highlights

Throughout his career, Hirotake Hamamatsu has worked with prominent companies such as Denso Corporation and Hitachi Powdered Metals Co., Ltd. His experience in these organizations has allowed him to refine his expertise in the development of advanced materials and manufacturing techniques