Hiroyuki Maruta

Title: **Exploring the Innovations of Hiroyuki Maruta in Composite Electronic Parts**

Introduction

Hiroyuki Maruta is a notable inventor based in Saku, Japan, recognized for his contributions to the field of electronic parts. With a total of three patents to his name, Maruta has advanced technologies related to composite electronic components, integrating innovative materials and manufacturing processes.

Latest Patents

Maruta's latest patents focus on the development of composite electronic parts. One significant invention is a composite electronic part featuring magnetic material and dielectric material, which is co-sintered at a temperature of 1000 °C or lower. The magnetic component is a ferrite that contains 46 to 48 mol % of FeO, 0.1 to 36 mol % of ZnO, 10 to 14 mol % of CuO, with the remainder being NiO. The dielectric material boasts a dielectric constant of 1000 or higher and is based on barium titanate; it incorporates additional components of 0.5 to 4.0 weight parts of CuO and 4.0 to 9.0 weight parts of BiO relative to 100 weight parts of the barium titanate.

Another recent patent describes an electronic component that includes a magnetic layer and a dielectric layer. The magnetic portion is primarily made from a ferrite that consists of 31-42 mol % of NiO, 2-10 mol % of ZnO, 43-48 mol % of FeO, 0.5-3 mol % of CoO, and 10-14 mol % of CuO. For the dielectric portion, the material is composed of a formula xBaO.yNdO.yBiO.zTiO, where x, y, and z are defined within specific ranges, ensuring optimal performance for electronic applications.

Career Highlights

Maruta has worked with several prestigious companies throughout his career, including Soshin Electric Co., Ltd. and NGK Insulators, Inc. His experience with these organizations has greatly influenced his innovative work in electronic component technologies, leading to significant advancements in the field.

Collaborations

Throughout his career, Maruta has collaborated with talented individuals, including Yukio Isowaki and Yuichi Miyata. These partnerships have facilitated the exchange of ideas and enhanced the development of new technologies in composite electronic materials.

Conclusion

Hiroyuki Maruta's contributions to the field of electronics, especially through his innovative patents on composite electronic parts, highlight his role as a key figure in advancing technology in Japan. His dedication to research and development continues to inspire future innovations in electronic components.