Yoshitada Yamagishi

Title: Innovations of Yoshitada Yamagishi in Electric Machine Technology

Introduction

Yoshitada Yamagishi, an accomplished inventor based in Okazaki, Japan, has made significant contributions to the field of electric machine technology. With a remarkable portfolio that includes 12 patents, Yamagishi has demonstrated his commitment to innovation and engineering excellence, particularly in the automotive sector.

Latest Patents

Yamagishi's latest inventions showcase his expertise in developing advanced electric machines for vehicles. One notable patent is for a "Rotor of Rotary Electric Machine for Vehicle," which encompasses a rotor shaft and a rotor core. This core is composed of multiple electromagnetic steel plates fitted to the rotor shaft with a precise fit. A key feature of this invention is that the strength of the electromagnetic steel plate at the end portions of the rotor core is designed to be higher than that at the central portion, thereby enhancing the rotor's performance and durability.

Another significant patent is for a "Vehicle Electric Motor," which includes a tubular-shaped stator core made of laminated electromagnetic steel sheets. The rotor is positioned inside the stator core, and the entire assembly is housed within a robust housing that ensures stability during operation. This innovative design includes a protruding stator-core-inclination restraining portion that keeps the stator core securely in place, optimizing the motor’s efficiency.

Career Highlights

Throughout his career, Yoshitada Yamagishi has been affiliated with prominent automotive companies, including Toyota Motor Corporation and Aisin Aw Co., Ltd. His work in these organizations has significantly influenced the development of electric motor technologies, positioning them as leaders in automotive innovation.

Collaborations

Yamagishi has worked alongside talented colleagues such as Tatsuhiko Mizutani and Masashi Matsumoto. Their collaborations have fostered an environment of creativity and technological advancement, leading to groundbreaking solutions in electric machinery and vehicle technology.

Conclusion

Yoshitada Yamagishi's work exemplifies the spirit of innovation within the automotive industry. His patents not only contribute to the advancement of electric machines but also underscore the importance of collaboration and skill in achieving groundbreaking technologies. As the automotive industry evolves, Yamagishi’s contributions will undoubtedly play a pivotal role in shaping the future of electric mobility.