Tomoyuki Kamiyama

Title: Innovations of Tomoyuki Kamiyama

Introduction

Tomoyuki Kamiyama is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of motor drive devices and other electrical appliances. With a total of six patents to his name, Kamiyama's work has had a considerable impact on modern technology.

Latest Patents

Kamiyama's latest patents include a motor drive device, an electric blower, an electric vacuum cleaner, and a hand dryer. The motor drive device features a single-phase inverter that converts direct-current voltage into alternating-current voltage for motor application. It includes a control power supply that outputs a voltage lower than the direct-current voltage and a drive signal generation unit that generates signals to drive the inverter's switching elements. Additionally, the device incorporates a power supply switch that regulates power supply based on the motor's rotation speed. His electromagnetic contactor patent involves a coil drive device that energizes an operation coil to close the contactor, utilizing a rectifier and a controller to manage the switching element's operation.

Career Highlights

Kamiyama is currently employed at Mitsubishi Electric Corporation, a leading company in the electrical and electronic equipment industry. His work at Mitsubishi has allowed him to innovate and refine technologies that enhance the efficiency and functionality of various electrical devices.

Collaborations

Some of Kamiyama's coworkers include Tsuyoshi Sekiguchi and Megumi Takemoto. Their collaborative efforts contribute to the innovative environment at Mitsubishi Electric Corporation.

Conclusion

Tomoyuki Kamiyama's contributions to electrical engineering through his patents and work at Mitsubishi Electric Corporation highlight his role as a significant inventor in the industry. His innovations continue to shape the future of electrical devices and technologies.