Kazuhiro Horii

Title: Kazuhiro Horii: Innovator in Power Supply Technology

Introduction

Kazuhiro Horii is a notable inventor based in Toyama, Japan. He has made significant contributions to the field of power supply technology, holding three patents that showcase his innovative approach to electrical engineering.

Latest Patents

Horii's latest patents include a "Switching Power Supply Apparatus Capable of Achieving Soft Switching Operation." This invention features a primary-side circuit that includes a synchronous rectification step-up/down chopper circuit, which is designed to enhance efficiency by allowing soft switching operations. The apparatus is configured with a main switching element, a commutation element, a choke coil, and a buffer capacitor. The design ensures that the choke coil current flows in both positive and negative directions, optimizing performance when the output current is at or below maximum levels.

Another significant patent is the "Switching Power Source Device and Drive Method Thereof." This device incorporates a current control pulse generating mechanism that includes a target value setting module, a computing module, and a pulse generating module. The system is designed to detect output currents and limit them when necessary, ensuring safe and efficient operation of the power source.

Career Highlights

Kazuhiro Horii is currently associated with Cosel Co., Ltd., a company known for its expertise in power supply solutions. His work at Cosel has allowed him to apply his innovative ideas in practical applications, contributing to advancements in the industry.

Conclusion

Kazuhiro Horii's contributions to power supply technology through his patents reflect his commitment to innovation and efficiency. His work continues to influence the field, making him a significant figure in electrical engineering.