Mikako Toma

Title: Mikako Toma: Innovator in Lithium-Ion Battery Technology

Introduction

Mikako Toma is a prominent inventor based in Niihama, Japan. She has made significant contributions to the field of lithium-ion battery technology, particularly in the development of positive electrode active materials for all-solid-state batteries. With a total of 2 patents, her work is paving the way for advancements in energy storage solutions.

Latest Patents

Mikako Toma's latest patents focus on a positive electrode active material for all-solid-state lithium-ion secondary batteries. The first patent describes a positive electrode active material that includes a lithium-nickel composite oxide particle and a coating layer. The particle has a crystal structure belonging to a space group R-3m and contains at least lithium, nickel, an element M, and niobium. The molar ratio among these elements is represented by Li:Ni:M:Nb=a:(1-x-y):x:y, with specific constraints on the values of a, x, and y. The coating layer is a composite oxide containing lithium and at least one of several elements, enhancing the material's performance.

The second patent also details a similar positive electrode active material for all-solid-state lithium-ion secondary batteries. It emphasizes the importance of the lithium-nickel composite oxide particle's crystallite diameter and eluted lithium ion amount, ensuring optimal functionality in battery applications.

Career Highlights

Mikako Toma has worked with notable companies such as Sumitomo Metal Mining Company, Ltd. and Sumitomo Metal Mining, Ltd. Her experience in these organizations has contributed to her expertise in materials science and battery technology.

Collaborations

Mikako has collaborated with talented individuals in her field, including Hitomi Nakamura and Kazuhide Hayashi. These partnerships have fostered innovation and development in her research endeavors.

Conclusion

Mikako Toma is a key figure in the advancement of lithium-ion battery technology, with her patents reflecting her innovative spirit and dedication to improving energy storage solutions. Her contributions are essential for the future of sustainable energy.