Masayuki Tobikawa

Title: **Masayuki Tobikawa: Innovator in Electromagnetic Technologies**

Introduction

Masayuki Tobikawa is a notable inventor based in Kanagawa, Japan, recognized for his contributions to electromagnetic devices. With three patents credited to his name, Tobikawa has made significant advancements in the design and functionality of power supply devices and coil mounting structures.

Latest Patents

Tobikawa's latest inventions include several key innovations. One of his prominent patents is a **coil mounting structure** designed for a device with a primary and a secondary coil. This innovative structure facilitates the supply of electric power to a load within a housing by utilizing the induced voltage generated by the electromagnetic field from the primary coil. The design features at least one mounting part located in the housing's region facing the primary coil, which securely holds the secondary coil. Importantly, this mounting part includes gap areas to interrupt any circuits created by it, enhancing device safety and efficiency.

Another significant invention is his **power supply device**, which features a bridge circuit composed of parallel series circuits. This design employs an inverse-parallel connection between semiconductor switches and diodes. The control unit within the device expertly manages the switching of the semiconductor to maintain zero voltage at the AC terminals during predetermined periods and converts it into a variable positive-negative voltage during others. This smart control adapts based on the resonance circuit's voltage to ensure optimal power delivery.

Career Highlights

Throughout his career, Masayuki Tobikawa has collaborated with prestigious companies such as the Central Japan Railway Company and Fuji Electric Co., Ltd. His role in these organizations has involved significant research and development, particularly in electromagnetic applications, demonstrating his expertise and the practical implications of his work.

Collaborations

Tobikawa's innovative journey has not been solitary. He has worked alongside talented colleagues, including Toshiaki Murai and Yoshiyasu Hagiwara. Their collaborative efforts have fostered advancements in technology, particularly in the field of power supply systems and related applications.

Conclusion

Masayuki Tobikawa stands out as a key figure in the realm of electromagnetic innovations. His contributions, through his patents and collaborative endeavors, continue to impact the development of efficient power supply technologies. Innovators like Tobikawa exemplify the spirit of invention that drives progress in the modern technological landscape.