Katsumi Takegawa

Title: **Innovations of Katsumi Takegawa: A Pioneer in Brushless D.C. Motor Technology**

Introduction

Katsumi Takegawa, an innovative inventor based in Kasai, Japan, has made significant contributions to the field of electrical engineering. With a deep passion for technology and invention, he holds a unique patent that enhances motor performance, showcasing his creative prowess.

Latest Patents

Katsumi Takegawa's noteworthy patent is titled "Brushless D.C. motor having alternating wider and narrower pole shoes". This invention describes a brushless D.C. motor where one of the projected stator poles is designed to be smaller than the other. The design includes a circumferentially expanding pole tooth part and uses a Hall element to detect the rotor's position. This innovative approach allows for variable polarity in the stator poles, enabling the rotor to self-start in one direction with a significantly increased starting torque.

Career Highlights

Katsumi Takegawa is affiliated with Matsushita Electric Works, Ltd., a prominent company known for its advancements in electronic innovations. His career at the company has been marked by his dedication to furthering technology and improving existing products, particularly in motor technology.

Collaborations

Throughout his career, Takegawa has collaborated with notable individuals such as Yasuo Suzuki and Tetsuo Kawamoto. These partnerships have contributed to a rich environment of creativity and innovation, allowing for impactful contributions to technology.

Conclusion

Katsumi Takegawa stands out as a remarkable inventor whose innovations in brushless D.C. motor technology continue to influence the industry. His patent reflects a commitment to enhancing performance and efficiency in electrical engineering, solidifying his legacy as a pioneering force in the realm of inventions.