Masataka Tomita

Title: Masataka Tomita: Innovator in Nonaqueous Electrolyte Secondary Batteries

Introduction

Masataka Tomita is a prominent inventor based in Okazaki, Japan. He has made significant contributions to the field of battery technology, particularly in the development of nonaqueous electrolyte secondary batteries. With a total of 3 patents to his name, Tomita's work has the potential to enhance the performance and longevity of rechargeable batteries.

Latest Patents

Tomita's latest patents focus on innovative methods for improving nonaqueous electrolyte secondary batteries. One of his notable inventions is a nonaqueous electrolyte secondary battery that minimizes capacity deterioration during repeated charging and discharging cycles. This battery features lithium manganese oxide particles with a spinel-type crystal structure, which are designed to maintain performance even when cracks form in the particles. The inclusion of a coating film containing a P component and a F component on the particle surface further enhances the battery's durability.

Another significant patent involves a nonaqueous electrolyte secondary battery that utilizes a spinel-type manganese-containing composite oxide. This design aims to suppress capacity deterioration at high temperatures during repeated charging and discharging. The positive electrode active material in this battery includes a lithium composite oxide with a spinel-type crystal structure, while the negative electrode is made of graphite. The non-aqueous electrolytic solution incorporates a fluorine-containing lithium salt, contributing to the battery's overall efficiency.

Career Highlights

Masataka Tomita is currently associated with Prime Planet Energy & Solutions, Inc., where he continues to innovate in the field of battery technology. His work has garnered attention for its potential applications in various industries, including electric vehicles and portable electronics.

Collaborations

Tomita has collaborated with notable colleagues such as Hiroyuki Yamaguchi and Yoshinari Makimura. Their combined expertise has contributed to advancements in battery technology and the development of new solutions for energy storage.

Conclusion

Masataka Tomita's contributions to the field of nonaqueous electrolyte secondary batteries highlight his role as a key innovator in battery technology. His patents reflect a commitment to improving battery performance and sustainability, paving the way for future advancements in energy storage solutions.