This inventor holds 7 USPTO granted patents and 4 published patent applications and 2 EPO patents. Top assignee: Mitsubishi Electric Corporation. Active years: 2016-2023.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Chiyoda-ku, JP (2017 - 2019)
- Tokyo, JP (2016 - 2023)
Company Filing History:
Years Active: 2016-2023
Title: Yosuke Hachiya: Innovator in Control Devices for Rotary Machines
Introduction
Yosuke Hachiya is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of control devices for AC rotary machines. With a total of 7 patents to his name, Hachiya's work focuses on enhancing the efficiency and accuracy of rotary machine operations.
Latest Patents
Hachiya's latest patents include a control device for AC rotary machines and a control method for AC rotary machines. In his first patent, he addresses the issue of sensorless control for rotary machines, where variations in inductances can lead to imbalances among detected currents. This imbalance can increase the estimation error of a magnetic pole position, thereby reducing positioning accuracy. To combat this, he has developed correction filters that adjust gains based on rotary machine constants, effectively correcting the imbalances.
His second patent involves a machine learning device that observes driving noise and positional errors of synchronous rotating machines. This device includes a state observer and a learner that calculates rewards based on the observed state variables. The learner adjusts parameters to minimize driving noise, enhancing the overall performance of the machine.
Career Highlights
Yosuke Hachiya is currently employed at Mitsubishi Electric Corporation, where he continues to innovate in the field of rotary machine control. His work has been instrumental in advancing technologies that improve the functionality and reliability of these machines.
Collaborations
Hachiya collaborates with notable colleagues such as Masato Ito and Kunihiro Kawahara. Their combined expertise contributes to the development of cutting-edge technologies in the industry.
Conclusion
Yosuke Hachiya's contributions to the field of rotary machine control exemplify the impact of innovative thinking in engineering. His patents not only address current challenges but also pave the way for future advancements in technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile