Kiyoshi Kuroda

Title: The Innovations of Kiyoshi Kuroda: A Pioneer in Inverter Technology

Introduction

Kiyoshi Kuroda is an eminent inventor based in Hitachinaka, Japan, known for his significant contributions to the field of inverter technology. With two patents to his name, Kuroda's work focuses on enhancing the efficiency and accuracy of inverter control devices, which are crucial for modern electric vehicle systems.

Latest Patents

Kuroda's latest patents include an inverter control device and an electric vehicle system. The inverter control device encompasses a PWM control unit that generates a PWM pulse for controlling an inverter. It also features a pulse edge control unit that performs pulse edge control to correct the phase of the PWM pulse. The PWM control unit generates its pulse using a modulation rate based on a voltage command, ensuring that the phase difference between the zero-cross point and the PWM pulse edge remains within a specified range. Additionally, Kuroda’s invention addresses the suppression of deviation between a detection result of the inverter's output current and the actual current. His current detection unit tracks a three-phase AC current, allowing the inverter control device to operate based on corrected detection values to mitigate errors caused by filter delays.

Career Highlights

Kiyoshi Kuroda has made significant strides in his career, primarily working with Hitachi Astemo Ltd. His tenure at this esteemed company has allowed him to contribute to advanced technologies that are essential for electric vehicles and energy systems. The innovations he has brought forth have paved the way for increasing efficiencies in power conversion and management.

Collaborations

Throughout his career, Kuroda has collaborated with other talented professionals in the field, including Takafumi Hara and Toshiyuki Ajima. These partnerships have fostered a collaborative environment that encourages the sharing of ideas and expertise, thereby propelling further advancements in technology.

Conclusion

In summary, Kiyoshi Kuroda stands out as a key figure in the world of inventions related to inverter technology. His patents demonstrate not only innovation but also a commitment to improving the functionality and reliability of electric vehicle systems. As the industry continues to evolve, the contributions of inventors like Kuroda will remain vital to the advancement of sustainable energy solutions.