Katsumi Yukawa

Title: Katsumi Yukawa: Innovator in Dielectric Measurement and Capacitor Technology

Introduction

Katsumi Yukawa is a notable inventor based in Nagaokakyo, Japan. He has made significant contributions to the field of dielectric measurement and capacitor technology. With a total of 2 patents to his name, Yukawa's work has advanced the understanding and application of dielectric materials.

Latest Patents

Yukawa's latest patents include a method for measuring the dielectric constant of powder and a feed-through capacitor design. The method involves introducing a powder and a liquid medium between a pair of electrode members, allowing for the measurement of the apparent dielectric constant of the composite system. This method utilizes a powder volume ratio set between 0.45 to 0.55 and a measuring frequency of at least 1 MHz. The measured value is then applied to the logarithmic mixing rule or the Lichtone-Rother equation, enabling reliable determination of the dielectric constant of the powder. The feed-through capacitor features a composite dielectric layer made from a mixed material that includes resin and dielectric material powder, creating capacitance between the feedthrough terminal and the outer electrode terminal.

Career Highlights

Throughout his career, Yukawa has worked with prominent companies such as Murata Manufacturing Co., Ltd. His experience in these organizations has allowed him to refine his expertise in dielectric materials and capacitor technology.

Collaborations

Yukawa has collaborated with notable colleagues, including Shunjiro Imagawa and Shinichi Kobayashi. These partnerships have contributed to the advancement of his innovative projects and patents.

Conclusion

Katsumi Yukawa's contributions to dielectric measurement and capacitor technology highlight his role as a significant inventor in the field. His innovative patents and collaborations reflect his dedication to advancing technology in this area.