This inventor holds 5 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1980-1989.
Location History:
- Mito, JP (1982)
- Uma, JP (1988)
- Katsuta, JP (1980 - 1989)
- Ehime, JP (1989)
Company Filing History:
Years Active: 1980-1989
Title: Eiji Kozu: Innovator in Electric Motor Control Systems
Introduction
Eiji Kozu is a notable inventor based in Katsuta, Japan. He has made significant contributions to the field of electric motor control systems, holding a total of 5 patents. His work focuses on improving the performance and efficiency of electric vehicles, particularly in traction control.
Latest Patents
Kozu's latest patents include a "Method and system for controlling chopper," which utilizes the shunt characteristics of a motor to enhance adhesion performance. This invention calculates the electromotive force of the motor based on detected speed and field current, allowing for precise voltage control to improve motor performance. Another significant patent is the "Control apparatus for maintaining traction in electric rolling stock." This invention simplifies the arithmetic logic operation for control while maintaining adhesion performance, detecting slip conditions and adjusting torque commands accordingly.
Career Highlights
Eiji Kozu has dedicated his career to advancing electric motor technology. His innovative approaches have led to improved traction control systems, which are crucial for the safety and efficiency of electric vehicles. He works at Hitachi, Ltd., a leading company in technology and engineering.
Collaborations
Kozu has collaborated with esteemed colleagues such as Hiroshi Narita and Makoto Nohmi. Their combined expertise has contributed to the development of advanced technologies in electric motor control.
Conclusion
Eiji Kozu's contributions to electric motor control systems have made a significant impact on the industry. His innovative patents and collaborative efforts continue to drive advancements in electric vehicle technology.