Company Filing History:
Years Active: 2025
Title: Katsuya Iwasaki: Innovator in Synchronous Motor Technology
Introduction
Katsuya Iwasaki is a notable inventor based in Hitachinaka, Japan. He has made significant contributions to the field of synchronous motor technology. His innovative approach has led to the development of a unique driving device that enhances the efficiency of synchronous motors.
Latest Patents
Iwasaki holds a patent for a "Synchronous motor driving device and synchronous motor driving method." This invention accurately estimates and limits direct current (DC) without the need for a dedicated current detection sensor. The device features a first DC calculation unit that computes a first DC based on a voltage command value, the current value of the motor winding, and battery voltage. Additionally, a second DC calculation unit determines a second DC based on the winding's current value, the motor's rotation speed, and predetermined motor characteristics. The invention also includes a model error extraction unit that calculates inverter efficiency, a DC correction unit for estimating DC, and a DC limiting unit that adjusts the current command value based on the estimated DC and a predetermined limit.
Career Highlights
Katsuya Iwasaki is currently employed at Hitachi Astemo Ltd., where he continues to work on advancements in motor technology. His expertise and innovative mindset have positioned him as a key player in the development of efficient motor systems.
Collaborations
Iwasaki collaborates with fellow inventor Hiroaki Sato, contributing to the advancement of technology in their field. Their partnership exemplifies the importance of teamwork in driving innovation.
Conclusion
Katsuya Iwasaki's contributions to synchronous motor technology demonstrate his commitment to innovation and efficiency. His patent reflects a significant advancement in the field, showcasing his expertise and dedication to improving motor systems.