Company Filing History:
Years Active: 1996-2000
Title: Innovations by Hidehiko Ohara in Lithium Secondary Cells
Introduction
Hidehiko Ohara is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of lithium secondary cells, holding a total of 4 patents. His work focuses on improving the performance and longevity of these energy storage devices.
Latest Patents
Ohara's latest patents revolve around lithium secondary cells and methods for preparing active materials. One of his key innovations involves using a carbon material treated with a fluorinating agent that has substantially no C–F covalent bond. This approach enhances the cell life of the secondary cell. Additionally, he has developed a lithium secondary cell that utilizes a carbon material treated with a fluorinating agent, which contains an amount of fluorine extractable with an aqueous alkaline solution being at most 0.05 wt %. This innovation addresses the issue of casing expansion during charging, which is caused by residual fluorine in the cell.
Career Highlights
Hidehiko Ohara is currently employed at Mitsubishi Chemical Corporation, where he continues to advance research in energy storage technologies. His work has been instrumental in developing more efficient and reliable lithium secondary cells.
Collaborations
Ohara has collaborated with notable colleagues such as Koshi Sasaki and Naoshi Imaki. Their combined expertise has contributed to the success of various projects within the company.
Conclusion
Hidehiko Ohara's innovations in lithium secondary cells demonstrate his commitment to enhancing energy storage solutions. His patents reflect a deep understanding of materials science and engineering, paving the way for future advancements in this critical field.