Norio Miyahara

Title: Norio Miyahara: Innovator in Current Sensing Technology

Introduction

Norio Miyahara is a notable inventor based in Obu, Japan, renowned for his contributions to current sensing technology. With a total of three patents to his name, Miyahara has made significant advancements in the field, particularly in devices utilized for current detection.

Latest Patents

Miyahara's latest inventions include two key patents: a current sensing device and a current detection apparatus. The current sensing device features a core that contains a gap and a magnetic sensor strategically inserted within that gap. This core is composed of two core members made from a grain-oriented magnetic steel sheet, with their magnetization easy axes arranged perpendicularly to one another. Notably, the first core member includes a trap part, as does the second core member.

The current detection apparatus comprises a magnetic core shaped in a ring with a gap and a central opening for the current path. A magnetic sensor, such as a Hall effect element, is positioned within the gap. When current flows through the designated path, the magnetic core generates magnetic flux that induces a magnetic field in the gap, allowing the magnetic sensor to output various electrical signals corresponding to the magnetic field's intensity. This innovative design enables accurate measurement of current based on the sensor's outputs.

Career Highlights

Miyahara has worked with prominent companies in the technology sector, including Denso Corporation and Jeco Co., Ltd. His work in these organizations has allowed him to refine his expertise in developing magnetic sensing technologies, which have broad applications in various industries.

Collaborations

In his career, Miyahara has collaborated with notable coworkers, including Yukihiko Tanizawa and Seiichirou Ootake. These collaborations have likely contributed to the successful development of his patented technologies, reflecting a spirit of teamwork and innovation within the research community.

Conclusion

Norio Miyahara stands out as a significant figure in the realm of current sensing innovations. His patents demonstrate a deep understanding of magnetic technology and its application for current detection, showcasing his role in advancing electrical engineering. With a proven track record at reputable companies and fruitful collaborations, Miyahara continues to influence the landscape of technological advancements in Japan and beyond.