Yuji Koike

Title: Yuji Koike: Innovator in Battery Technology

Introduction

Yuji Koike is a prominent inventor based in Kariya, Japan. He has made significant contributions to the field of battery technology, particularly in the development of devices that enhance battery state estimation.

Latest Patents

Yuji Koike holds a patent for a battery state estimating device. This innovative device includes a battery model that consists of a series connection of a direct current resistance model, a charge transfer resistance model derived from the Butler-Volmer equation, and a diffusion resistance model. The device features a storage unit that retains information on various resistance parameters and their relationship to temperature information of the secondary battery. Additionally, a parameter calculating unit is included, which calculates parameters based on detected temperature values and stored information. This unit employs the Kalman filter to sequentially identify parameters used for estimating the battery's state.

Career Highlights

Koike is associated with Denso Corporation, a leading company in the automotive industry. His work focuses on enhancing battery performance and reliability, which is crucial for the advancement of electric vehicles and energy storage systems.

Collaborations

Throughout his career, Yuji Koike has collaborated with notable colleagues, including Toshiyuki Kawai and Keiichi Kato. These collaborations have contributed to the development of innovative technologies in the field of battery systems.

Conclusion

Yuji Koike's contributions to battery technology through his patent and work at Denso Corporation highlight his role as an influential inventor in the industry. His innovations are paving the way for advancements in energy storage solutions.