Hiroo Kojima

Title: Hiroo Kojima: Innovator in Electric Motor Technology

Introduction

Hiroo Kojima is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of electric motor technology, particularly with his innovative designs that enhance efficiency and reduce size.

Latest Patents

Kojima holds a patent for an electric motor that can be downsized in a rotation axis direction. This invention addresses the challenge of minimizing the size of electric motors while maintaining structural integrity. The design includes a columnar rotor, a shaft aligned with the rotor's rotation axis, and a cylindrical stator core. Additionally, it features a resin shell that encases the stator core, a bearing that supports the shaft, and a bearing house portion that accommodates the bearing. The unique structure of the resin shell and bearing house portion allows for reduced deformation, enhancing the motor's performance.

Career Highlights

Kojima is associated with Fujitsu General Limited, where he has been instrumental in advancing electric motor technology. His work has not only contributed to the company's innovation portfolio but has also set new standards in the industry.

Collaborations

Kojima has collaborated with notable colleagues, including Yoichi Tanabe and Tomonori Kojima. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Hiroo Kojima's contributions to electric motor technology exemplify the spirit of innovation. His patent for a downsized electric motor showcases his ability to solve complex engineering challenges. Through his work at Fujitsu General Limited and collaborations with talented colleagues, Kojima continues to influence the future of electric motor design.