Katsuhisa Toshima

Title: The Innovations of Katsuhisa Toshima

Introduction

Katsuhisa Toshima is a notable inventor based in Sendai, Japan. He is recognized for his contributions to the field of magnetic technology, particularly through his innovative patent related to magnetic coupler devices.

Latest Patents

Toshima holds a patent for a magnetic coupler device and magnetically coupled isolator. This invention features a magnetic field generation circuit that produces a magnetic field based on an input current. Additionally, it includes a detection bridge circuit with magnetoresistance effect devices. The resistance values of these devices change when exposed to the magnetic field, generating a voltage difference that correlates with the intensity of the magnetic field. The design of both the magnetic field generation circuit and the detection bridge circuit is optimized for symmetry, resulting in a high signal-to-noise ratio even at high frequencies.

Career Highlights

Throughout his career, Katsuhisa Toshima has worked with prominent organizations such as Omron Corporation and the Research Institute for Electric and Magnetic Materials. His experience in these institutions has significantly contributed to his expertise in magnetic technologies.

Collaborations

Toshima has collaborated with notable colleagues, including Masaaki Yamamoto and Yuichi Kariya. Their joint efforts have further advanced the research and development of innovative magnetic solutions.

Conclusion

Katsuhisa Toshima's work in magnetic technology exemplifies the impact of innovative thinking in engineering. His patent for a magnetic coupler device showcases his ability to merge theoretical concepts with practical applications.