Kosuke Hagiyama

Title: Innovations of Kosuke Hagiyama in Battery Technology

Introduction

Kosuke Hagiyama is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of battery technology, particularly in the development of non-aqueous electrolyte secondary batteries. With a total of 5 patents to his name, Hagiyama's work has the potential to enhance the performance and longevity of batteries used in various applications.

Latest Patents

Hagiyama's latest patents focus on non-aqueous electrolyte secondary batteries. One of his innovations involves a design that effectively exhausts gas generated from the electrode when using an aqueous binder for the negative electrode active material. This design minimizes the decrease in battery capacity over extended use. The battery includes a positive electrode active material layer, a negative electrode active material layer with an aqueous binder, a separator for maintaining the electrolytic solution, and a gas releasing mechanism. The ratio of the volume of the extra space to the volume of pores in the power generating element is maintained between 0.5 and 1.0. Another patent emphasizes the effective discharge of gas generated when an aqueous binder is used, ensuring minimal capacity loss over time. The design features a density range for the negative electrode active material layer and specifies the thickness ratios of the various components to optimize performance.

Career Highlights

Throughout his career, Kosuke Hagiyama has worked with notable companies, including Nissan Motor Company Limited and Automotive Energy Supply Corporation. His experience in these organizations has contributed to his expertise in battery technology and innovation.

Collaborations

Hagiyama has collaborated with talented individuals in the field, including Takashi Honda and Takeshi Miyamoto. These partnerships have likely fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Kosuke Hagiyama's contributions to battery technology, particularly through his innovative patents, demonstrate his commitment to advancing energy storage solutions. His work has the potential to significantly impact the future of battery performance and sustainability.