Location History:
- Takatsuki, JP (1990 - 1992)
- Osaka, JP (1991 - 1994)
Company Filing History:
Years Active: 1990-1994
Title: Kaoru Hisatomi: Innovator in Battery Technology
Introduction
Kaoru Hisatomi is a prominent inventor based in Takatsuki, Japan. He has made significant contributions to the field of battery technology, holding a total of 6 patents. His work focuses on improving the safety and efficiency of battery cells, particularly in the realm of hermetically sealed cells.
Latest Patents
His latest patents include innovative designs that enhance the performance and safety of battery cells. One of his notable inventions is a hermetically sealed cell comprising a liquid active material. This cell features an oxyhalide compound in a liquid state at room temperature as a positive active material. It also includes a negative electrode containing at least one alkali metal, a cell container with a thin-wall part for explosion-proofing, and a hermetic seal that closes the opening of the cell container. Additionally, the cell is designed with a resinous ring on the inner surface of the bottom of the container, which improves explosion-proof performance.
Another significant patent is for a coin-type cell with lead terminals. This design prevents short circuits between the lead terminal for the negative electrode and the positive electrode can by incorporating a protuberance on the lead terminal. This protuberance is strategically positioned over the area where the two electrodes are adjacent to each other, enhancing the safety of the cell.
Career Highlights
Kaoru Hisatomi is currently employed at Hitachi Maxell, Limited, where he continues to innovate in battery technology. His work has been instrumental in advancing the safety and efficiency of battery cells, making a lasting impact on the industry.
Collaborations
Throughout his career, Kaoru has collaborated with notable colleagues, including Osamu Watanabe and Kazuo Ishida. These collaborations have contributed to the development of cutting-edge technologies in the field of batteries.
Conclusion
Kaoru Hisatomi is a distinguished inventor whose work in battery technology has led to several important patents. His innovative designs focus on enhancing the safety and performance of battery cells, making significant contributions to the field. His ongoing work at Hitachi Maxell, Limited, alongside esteemed colleagues, continues to shape the future of battery technology.