Tosihiko Matuta

Title: **Innovator Spotlight: Tosihiko Matuta**

Introduction

Tosihiko Matuta is a distinguished inventor based in Hitachi, Japan. With a keen focus on electrical engineering, he has contributed to the field through his innovative designs. Matuta is currently associated with Hitachi, Ltd., where he continues to expand his expertise in power conversion technologies.

Latest Patents

Matuta holds a patent for a "Controller for Power Converter." This invention revolutionizes the way power is supplied to a load by determining the firing phase of a power converter through a sophisticated current control circuit. The device calculates the firing angle instruction based on the difference between the target current and the actual current flowing through the load. Additionally, it features a nonlinear compensating circuit that adjusts the correction angle instruction according to the actual current's magnitude, especially during intermittent load conditions. This innovative approach enhances stability during transient states, ultimately leading to improved performance in power converters.

Career Highlights

Throughout his career, Tosihiko Matuta has demonstrated a profound commitment to advancing technology in power conversion. His role at Hitachi, Ltd. has positioned him at the forefront of innovation in the electrical engineering sector. The singular patent he holds is a testament to his dedication and inventive spirit, reflecting years of expertise and research in the field.

Collaborations

In his endeavors at Hitachi, Matuta has collaborated with esteemed engineers, including Tsutomu Omae. Together, they have worked on various projects to further enhance the capabilities of power converters, pushing the boundaries of what is achievable in electrical engineering.

Conclusion

Tosihiko Matuta's contributions to the field of power conversion are noteworthy. His innovative approach to controlling power converters not only addresses current challenges but also sets a foundation for future advancements in the industry. As he continues to work at Hitachi, Ltd., the impact of his inventions will undoubtedly resonate within the engineering community for years to come.