Location History:
- Hirakata, JP (2003)
- Osaka, JP (2006 - 2013)
Company Filing History:
2 out of 27,375 
1 out of 16,453 
Years Active: 2003-2013
Title: Kiyoshi Hirota: Innovator in Capacitor Technology
Introduction
Kiyoshi Hirota is a notable inventor based in Osaka, Japan, recognized for his contributions to capacitor technology. He holds three patents that showcase his innovative approach to improving the performance and reliability of capacitors.
Latest Patents
Hirota's latest patents include a sealing member for capacitors and an anode body for solid electrolytic capacitors. The sealing member features a cylindrical design with a circular first and second plane, equipped with two lead holes. This member is composed of butyl rubber and inorganic material oblate particles, strategically oriented to enhance its functionality. The second patent focuses on a solid electrolytic capacitor designed to reduce leakage current and improve equivalent series resistance (ESR) characteristics. This innovation is achieved by minimizing defects in the dielectric film of the anode body, utilizing a valve metal foil and a sintered layer that covers the foil's surfaces.
Career Highlights
Throughout his career, Kiyoshi Hirota has worked with prominent companies such as Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His experience in these organizations has significantly contributed to his expertise in capacitor technology and innovation.
Collaborations
Hirota has collaborated with notable coworkers, including Koichi Kojima and Junichi Kurita, who have also made significant contributions to the field of electronics.
Conclusion
Kiyoshi Hirota's innovative work in capacitor technology has led to advancements that enhance the performance and reliability of electronic components. His patents reflect a deep understanding of materials and design, positioning him as a key figure in the industry.