Katsuhisa Yokozuka

Title: Innovations by Katsuhisa Yokozuka

Introduction

Katsuhisa Yokozuka is a notable inventor based in Yachiyo, Japan. He has made significant contributions to the field of vacuum technology, holding 2 patents that showcase his innovative approach to solving complex engineering challenges.

Latest Patents

Yokozuka's latest patents include a groundbreaking vacuum pump designed to prevent product adhesion even when the rotating body is stopped. This invention utilizes an alternating current (AC) magnetic field to heat the rotating body, thereby enhancing operational efficiency. The design features two heating electromagnets positioned opposite each other, which receive AC electric current from a dedicated power source. The resulting AC magnetic field generates an eddy current around the rotating body, effectively preventing product deposition.

Another significant patent involves a vacuum pump and washer that reduce rotor vibration. This invention addresses the issue of fatigue failure in rotor blades by ensuring that the natural frequency of the rotor does not match its rotational frequency. By adjusting the inertia moment ratio, Yokozuka's design allows for larger rotors, thereby improving performance and reliability.

Career Highlights

Katsuhisa Yokozuka is currently employed at Edwards Japan Limited, where he continues to innovate in the field of vacuum technology. His work has not only advanced the efficiency of vacuum pumps but has also contributed to the overall reliability of various industrial applications.

Collaborations

Yokozuka collaborates with talented coworkers such as Yoshinobu Ohtachi and Yasushi Maejima, who contribute to the innovative environment at Edwards Japan Limited.

Conclusion

Katsuhisa Yokozuka's contributions to vacuum technology through his patents demonstrate his commitment to innovation and engineering excellence. His work continues to influence the industry, paving the way for future advancements in vacuum systems.