Yasuharu Mizumoto

Title: Innovator Spotlight: Yasuharu Mizumoto

Introduction

Yasuharu Mizumoto, a prolific inventor based in Shizuoka, Japan, has made significant contributions to the fields of electromagnetic wave shielding and insulating materials. With a total of six patents to his name, Mizumoto's work emphasizes innovation and practicality, particularly in electronic equipment and insulation technologies.

Latest Patents

Among his latest inventions is the "Electromagnetic Wave Shielding Sheet." This innovative material is designed to provide exceptional shielding against electromagnetic waves, primarily intended for use in various electronic devices. The shielding sheet is characterized by its thin and flexible construction, composed of a porous sheet containing metallic fibers or a sintered version of the same. With a thickness ranging from 10 to 100 micrometers and porosity between 70% to 95%, the sheet exhibits remarkable electromagnetic wave shielding properties. The use of stainless steel fiber in the manufacturing process enhances its effectiveness, which involves a wet paper-making technique.

Another noteworthy patent is the "Method for Producing an Insulating Polyolefin Laminated Paper." This invention outlines a method for creating a laminate paper that includes first and second fiber paper layers bonded to a polyolefin film. Notably, at least one of the paper layers undergoes mechanical deformation before lamination, producing surface irregularities that enhance insulation capabilities. The control of water content in the fiber paper layers to a maximum of 4% prior to lamination ensures optimal performance, making this technology valuable in applications like electric power supply cables.

Career Highlights

Mizumoto has been associated with several notable companies throughout his career, including Sumitomo Electric Industries, Limited and Tomoegawa Paper Co., Inc. His experiences at these firms have undoubtedly contributed to his expertise and innovative thinking in material science and engineering.

Collaborations

Yasuharu Mizumoto has collaborated with talented colleagues such as Ryosuke Hata and Shosuke Yamanouchi. These partnerships have fostered a creative environment that has led to several successful innovations, further establishing Mizumoto's reputation in the industry.

Conclusion

With a focus on enhancing material properties for practical applications, Yasuharu Mizumoto continues to be an influential figure in the realm of innovation. His impressive portfolio of patents demonstrates his commitment to advancing technologies that improve the efficiency and safety of electronic devices and insulating materials, making him a distinguished inventor in his field.