Katsuaki Murata

Title: **Katsuaki Murata: Innovator in Power Supply and Voltage Regulation Technologies**

Introduction

Katsuaki Murata is a prominent inventor based in Kumamoto, Japan, known for his contributions to power supply devices and constant voltage regulation technologies. With a portfolio of five patents, Murata has made significant strides in improving electrical engineering solutions.

Latest Patents

Among his latest innovations, Murata has developed a **power supply device** that features a voltage resonance circuit. This device includes an output coil designed to boost input direct-current voltage to a predetermined level, which is then supplied to a load. Additionally, a capacitor is integrated with the output coil, allowing for efficient voltage boosting. The device is also equipped with a switching unit that controls the electric current supply to the output coil, while an auxiliary resonance circuit reduces switching losses without the need for a power control circuit.

Murata's other noteworthy patent is a **ferroresonant constant AC voltage regulator**. This advanced regulator utilizes a feedback loop to eliminate frequency dependence and mitigate the hunting phenomenon during low load scenarios. Key to its design are a linear reactor and a resonance capacitor connected in series with the input power source, along with a variable reactor that is parallel to the resonance capacitor. A saturable reactor serves as the variable reactor, and its current is subjected to feedback control based on load or output voltage, resulting in a high-reliability, low-cost solution.

Career Highlights

Throughout his career, Katsuaki Murata has made a significant impact in the field of electrical engineering, contributing to projects at various respected companies, including Nishimu Electronics Industries Co., Ltd. and Tokyo Shibaura Denki Kabushiki Kaisha. His innovative mindset and technical skills have positioned him as a key player in the development of advanced power supply and voltage regulation technologies.

Collaborations

Katsuaki Murata has collaborated with several esteemed professionals in his field, including Kosuke Harada and Takazi Nakamizo. His partnerships with these skilled individuals have enriched his inventiveness and broadened the impact of his work in the industry.

Conclusion

Katsuaki Murata's dedication to innovation in power supply devices and constant voltage regulation systems marks him as an influential inventor in the electrical engineering landscape. His patents reflect a commitment to enhancing technology while addressing efficiency and reliability. As he continues to innovate, Murata remains a notable figure in the realm of inventions that have the potential to shape the future of electrical engineering.