Nobuhiro Takeishi

Title: Nobuhiro Takeishi: Innovator in Aluminum Electrolytic Capacitors

Introduction

Nobuhiro Takeishi, an accomplished inventor based in Kyoto, Japan, has made substantial contributions to the field of electrical components. With three patents to his name, Takeishi has focused on innovations that enhance the performance and reliability of aluminum electrolytic capacitors.

Latest Patents

Takeishi's latest patent, titled "Aluminum Electrolytic Capacitor and Process of Producing the Same," details a novel design for aluminum electrolytic capacitors. The invention features a hollow capacitor element composed of an anode foil and a cathode foil, each equipped with lead members. A separator is interposed between the two foils, which are wound into a coil. Significantly, the end face of the cathode foil projects beyond the corresponding face of the anode foil.

This innovation includes an elastic sheet that wraps around the capacitor element's periphery, housed within a cylindrical metallic case. The case is uniquely designed with a projecting fixing rod to fit into the hollow part of the capacitor element, along with multiple fixing ribs to secure the cathode foil. Furthermore, the sealing plate that covers the metal case features terminals that connect to the lead members from the capacitor element. The metal case is enhanced with annular extrusions to better secure the electrolyte inside, allowing for improved performance, especially under high-temperature conditions.

Career Highlights

Nobuhiro Takeishi works at Matsushita Electric Industrial Co., Ltd., a leading company in the electronics industry. His focus on developing reliable and efficient capacitor designs underscores his dedication to innovation in electrical components. Takeishi's work is integral to advancements in various applications that require high-performance capacitors.

Collaborations

Throughout his career, Takeishi has collaborated with esteemed colleagues, including Makoto Uemura and Toshiaki Shimizu. These collaborations have fostered an environment of creativity and mutual support, propelling further advancements in capacitor technology and leading to meaningful innovations in the industry.

Conclusion

Nobuhiro Takeishi's expertise and inventive spirit have allowed him to contribute significantly to the field of aluminum electrolytic capacitors. His innovative designs not only enhance the efficiency and durability of electronic components but also highlight the importance of innovation in driving the electronics industry forward. With continued collaboration and a commitment to excellence, Takeishi's future endeavors promise to yield even more groundbreaking inventions.