Eiji Okamura

Title: Eiji Okamura: Innovator in Motor Control Technology

Introduction

Eiji Okamura is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of motor control technology, holding a total of 9 patents. His work focuses on enhancing the performance and efficiency of motor drive systems, particularly in applications involving spindle motors.

Latest Patents

One of Okamura's latest patents is a "Rotary-motor-loaded device and control characteristic measurement method and program." This invention features a motor drive control unit that includes a chip designed to manage a spindle motor, which rotates magnetic disks at a constant speed. The system generates sine wave disturbances in the motor's revolution speed, allowing for precise measurement of control characteristics such as gains and phases. Another notable patent is the "Position demodulating method and circuit of disk apparatus." This invention calculates position information by comparing various data points, ultimately synthesizing a decoded position that accounts for errors in position sensitivity gain.

Career Highlights

Eiji Okamura is currently employed at Fujitsu Corporation, where he continues to innovate and develop advanced motor control technologies. His expertise in this area has positioned him as a key figure in the industry, contributing to the advancement of motor drive systems.

Collaborations

Throughout his career, Okamura has collaborated with talented individuals such as Tatsuya Gofuku and Chihiro Ono. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Eiji Okamura's contributions to motor control technology exemplify his dedication to innovation and excellence. His patents reflect a deep understanding of complex systems and a commitment to improving performance in practical applications.