This inventor holds 2 USPTO granted patents. Top assignee: Sony Corporation. Active years: 1995-1998.
Location History:
- Fukushima, JP (1995)
- Kanagawa, JP (1998)
Company Filing History:
Years Active: 1995-1998
Title: Kiyoshi Katayama: Innovator in Battery Technology
Introduction
Kiyoshi Katayama is a notable inventor based in Fukushima, Japan. He has made significant contributions to the field of battery technology, holding a total of 2 patents. His work focuses on enhancing the efficiency and safety of battery systems, particularly in the context of secondary batteries.
Latest Patents
Katayama's latest patents include a "High capacity secondary battery of jelly roll type" and a "Sealed battery with current cut off means." The first patent describes a spirally coiled electrode assembly that features positive and negative electrodes, each with a web-like collector coated with an active material. This design incorporates separators between the electrodes and rectangular leads extending from the collectors, all housed in a cylindrical casing. The second patent outlines a sealed battery equipped with a safety valve that deforms under increased pressure, activating current cutting-off means to enhance safety.
Career Highlights
Kiyoshi Katayama is currently employed at Sony Corporation, where he continues to innovate in battery technology. His work has been instrumental in developing safer and more efficient battery systems that meet the demands of modern technology.
Collaborations
Throughout his career, Katayama has collaborated with notable colleagues, including Yosuke Kita and Tatuo Shimizu. These partnerships have contributed to the advancement of battery technology and the successful development of innovative solutions.
Conclusion
Kiyoshi Katayama's contributions to battery technology through his patents and work at Sony Corporation highlight his role as a key innovator in the field. His focus on safety and efficiency continues to influence the development of advanced battery systems.