This inventor holds 2 USPTO granted patents. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Mitsubishi Electric Corporation. Active years: 2008-2009.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Chiyoda-Ku, JP (2008)
- Tokyo, JP (2009)
Company Filing History:
1 out of 21,351 
1 out of 16,618 
Years Active: 2008-2009
Title: Yasunobu Harada: Innovator in Motor Control Technology
Introduction
Yasunobu Harada is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of motor control technology, holding 2 patents that showcase his innovative approach to engineering challenges.
Latest Patents
One of his latest patents is a motor control device that enhances the velocity control of motors. This device features a superimposed signal generating unit that outputs a repetitive waveform signal, such as a triangular wave or a sine wave. The d-axis current command generating unit adds this superimposed signal to a d-axis current command, allowing for real-time detection and correction of axial misalignment during normal operation.
Another notable patent is a magnetic-pole detecting system for synchronous AC motors. This system includes a position detector that identifies the relative position between the moving element and the stator of the motor. It employs a phase-update command unit to control currents in the coils, enabling the moving element to reach stable points. The system also features a reversal command unit and a stable-point simulator, ensuring precise control and operation of the motor.
Career Highlights
Yasunobu Harada has worked with leading companies in the industry, including Mitsubishi Denki Kabushiki Kaisha and Mitsubishi Electric Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in motor control.
Collaborations
Throughout his career, Harada has collaborated with notable colleagues such as Kazutaka Takahashi and Kei Terada. These partnerships have fostered an environment of innovation and creativity, leading to advancements in their respective fields.
Conclusion
Yasunobu Harada's contributions to motor control technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the development of efficient and effective motor systems.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile