Asako Oishi

Title: Asako Oishi and a Lithium-Ion Battery Electrode Binder

Introduction

Asako Oishi is a woman inventor associated with Tokyo, Japan. Her patent work addresses materials for lithium-ion battery electrodes, with a focus on improving manufacturing workability and battery performance.

Latest Patents

Oishi is named on 1 patent: “Binder for Positive Electrode of Lithium Ion Battery, Slurry for Forming Positive Electrode Mixture Layer of Lithium Ion Battery, Positive Electrode for Lithium Ion Battery, and Lithium Ion Battery.”

The invention describes a positive-electrode binder containing a polysaccharide introduced with sulfate groups or alkali-metal sulfate groups. The binder is intended to bind the positive-electrode active material and conductive aid to the current collector. The patent presents this material as a way to improve electrode-production workability and battery charge-and-discharge characteristics, including cycle and rate performance, while supporting a longer cycle life. It also covers a slurry for forming the positive-electrode mixture layer, the resulting positive electrode, and a lithium-ion battery using the binder.

Career Highlights

The supplied career information associates Oishi with Tosoh Corporation and the Tokyo University of Science Foundation. These affiliations connect her work with industrial and academic research settings.

Collaborations

Oishi’s listed coworkers include Shinichi Komaba and Yoshinari Abe. Their names are associated with her patent-related work on lithium-ion battery electrode materials.

Conclusion

Asako Oishi’s patent contribution focuses on a polysaccharide-based positive-electrode binder designed to support practical electrode production, strong battery performance, and extended cycle life.