Masashi Miyaji

Title: Innovations of Masashi Miyaji

Introduction

Masashi Miyaji is a prominent inventor based in Aichi, Japan. He has made significant contributions to the field of vibration control technology, holding a total of 8 patents. His work focuses on developing methods and devices that enhance the performance and reliability of machinery.

Latest Patents

Miyaji's latest patents include a vibration control device and method that utilizes an adjustable command filter and adjustable servo-amplifier. This innovative device is designed to control shaft torsional vibration and machine stand vibration without the need for special sensors or measurement instruments. The device features an amplification factor change unit that adjusts the amplification factor of an amplification unit, a vibration detection unit that measures the frequency and amplitude of vibrations, and a filter change unit that modifies the filter based on the detected parameters. Another notable patent is a frequency characteristic measuring method at a feed axis control unit, which measures the frequency characteristics of a feed axis drive system, including a motor, to ensure precise control of velocity and position.

Career Highlights

Miyaji is currently employed at Okuma Corporation, a leading company in the manufacturing of machine tools and related technologies. His work at Okuma has allowed him to apply his innovative ideas in practical applications, contributing to the advancement of the industry.

Collaborations

Throughout his career, Miyaji has collaborated with notable colleagues, including Takeshi Sakai and Takashi Norihisa. These collaborations have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Masashi Miyaji's contributions to vibration control technology exemplify the impact of innovation in engineering. His patents reflect a commitment to enhancing machinery performance and reliability, making him a significant figure in his field.