Location History:
- Wako, JP (2022)
- Saitama, JP (2020 - 2023)
Company Filing History:
Years Active: 2020-2023
Title: Sokichi Okubo: Pioneering Innovations in Solid-State Battery Technology
Introduction
Sokichi Okubo, an innovative inventor based in Wako, Japan, has made significant contributions to the field of battery technology. With a total of three patents to his name, he has been instrumental in the development of advanced solid-state batteries that promise greater energy efficiency and durability.
Latest Patents
Okubo's latest patents focus on a positive electrode for solid-state batteries as well as the method of producing such batteries. His invention enhances energy density and rate characteristics while ensuring a high level of durability. The positive electrode features a collector and a positive electrode active material layer that contains a substantial amount of primary particles, specifically 60% by mass or more. Additionally, the design incorporates a void fraction of less than 20% by volume and includes a solid electrolyte in portions other than the positive electrode active material. Furthermore, his patents encompass a comprehensive solid-state battery that utilizes this positive electrode and the method for its production.
Another noteworthy invention by Okubo is a specialized cell holder designed for secondary battery cells. This innovative holder effectively holds the battery components—including the positive electrode active material, negative electrode active material, and the electrolyte—while facilitating optimal power output. The design includes a cell holder body and a pressing portion supported by the body, featuring a disc spring that applies pressure to the battery cell, enhancing its performance.
Career Highlights
Sokichi Okubo is associated with Honda Motor Co., Ltd., where he plays a key role in research and development in battery technology. His dedication to innovation has placed him at the forefront of advancements in solid-state batteries, which are seen as a future alternative to conventional lithium-ion batteries.
Collaborations
Throughout his career, Okubo has collaborated with notable colleagues such as Ushio Harada and Hiroto Maeyama. Together, they work on pioneering research projects aimed at revolutionizing energy storage solutions, further emphasizing the collaborative nature of innovation in technology.
Conclusion
Sokichi Okubo's contributions to the field of solid-state batteries are vital to advancing energy storage technologies. With a focus on efficiency, durability, and innovative design, his inventions continue to shape the future of battery technology, paving the way for new possibilities in various applications. As the demand for better energy solutions grows, inventors like Okubo play a critical role in meeting these challenges head-on.