Company Filing History:
Years Active: 2019-2022
Title: Hirofumi Kakuta: Innovator in Lithium Ion Battery Technology
Introduction
Hirofumi Kakuta is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of lithium ion battery technology, holding a total of 4 patents. His work focuses on improving the performance and efficiency of these essential energy storage devices.
Latest Patents
Kakuta's latest patents include a non-aqueous electrolyte for lithium ion secondary batteries. This innovative electrolyte is designed to enhance rate characteristics, making it more efficient for use in batteries. The formulation includes a carboxylic acid ester and halide ions, excluding fluoride ions, at concentrations ranging from 2.0×10 to 3.0×10 mol/L. Another notable patent is for a non-aqueous electrolyte secondary battery, which features a unique design for the positive and negative terminals. This design optimizes heat dissipation, improving the overall performance of the battery.
Career Highlights
Hirofumi Kakuta is currently employed at TDK Corporation, a leading company in electronic components and energy solutions. His work at TDK has allowed him to push the boundaries of battery technology, contributing to advancements that are crucial for modern electronics.
Collaborations
Kakuta has collaborated with notable colleagues, including Hideaki Seki and Shin Fujita. Their combined expertise has fostered an environment of innovation and creativity, leading to the development of cutting-edge technologies in the battery sector.
Conclusion
Hirofumi Kakuta's contributions to lithium ion battery technology exemplify the spirit of innovation. His patents and work at TDK Corporation highlight the importance of research and development in creating more efficient energy solutions.