Company Filing History:
Years Active: 2020
Title: Junichiro Hagura: Innovator in Motor Control Technology
Introduction
Junichiro Hagura is a notable inventor based in Minato-ku, Japan. He has made significant contributions to the field of motor control technology, particularly through his innovative patent that enhances the efficiency of synchronous motors.
Latest Patents
Hagura holds a patent for a motor control integrated circuit. This invention outputs predetermined PWM signals to an inverter circuit that drives a synchronous motor. It is designed to perform on-off control on a plurality of three-phase bridge connected switching elements in accordance with the PWM signals. The circuit converts direct current into three-phase alternating current. It includes a PWM generation unit that generates signals based on a received speed command value and outputs the PWM signals. Additionally, a current detection unit detects differential values of phase currents at a predetermined time point fixed within a period of a carrier wave used for PWM control. This unit calculates the speed of the synchronous motor based on the differential values and generates the PWM signals accordingly.
Career Highlights
Junichiro Hagura is currently employed at Kabushiki Kaisha Toshiba, a leading company in technology and electronics. His work focuses on developing advanced motor control systems that improve the performance and reliability of electric motors.
Collaborations
Hagura collaborates with talented coworkers, including Sari Maekawa and Shinichi Kominato. Their combined expertise contributes to the innovative projects at Toshiba.
Conclusion
Junichiro Hagura's contributions to motor control technology exemplify the impact of innovation in the field. His patent for a motor control integrated circuit showcases his commitment to advancing technology and improving motor efficiency.