Kouhei Oba

Title: Kouhei Oba: Innovator in Drive Device Technology

Introduction

Kouhei Oba is a notable inventor based in Kyoto, Japan. He has made significant contributions to the field of drive device technology. His innovative approach has led to the development of a unique patent that enhances the efficiency of refrigerant flow in drive devices.

Latest Patents

Kouhei Oba holds a patent for a drive device that features a housing with a refrigerant flow path. This flow path includes multiple channels: a first flow path for refrigerant sent from a pump, a second flow path for refrigerant supplied to the motor portion, a third flow path that directs part of the refrigerant to the outer surface of a stator, and a fourth flow path that supplies the remaining refrigerant to a hollow portion of a shaft. Notably, the minimum flow-path cross-sectional area in the fourth flow path is smaller than that in the third flow path. This design optimizes the cooling process and enhances the overall performance of the drive device.

Career Highlights

Kouhei Oba is currently employed at Nidec Corporation, a leading company in the field of electric motors and drive systems. His work at Nidec has allowed him to apply his innovative ideas in a practical setting, contributing to the company's reputation for excellence in technology.

Collaborations

Kouhei has collaborated with talented coworkers such as Keisuke Nakata and Yuki Ishikawa. Their combined expertise has fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Kouhei Oba's contributions to drive device technology exemplify the spirit of innovation. His patent reflects a deep understanding of refrigerant flow dynamics, showcasing his ability to solve complex engineering challenges. Through his work at Nidec Corporation, he continues to push the boundaries of technology and improve the efficiency of drive devices.