Yuji Tani

Title: Yuji Tani: Innovator in Nonaqueous Electrolyte Secondary Batteries

Introduction

Yuji Tani is a prominent inventor based in Osaka, 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 4 patents to his name, Tani's work is paving the way for advancements in energy storage solutions.

Latest Patents

Tani's latest patents focus on innovative designs for nonaqueous electrolyte secondary batteries. One of his patents describes a nonaqueous electrolyte secondary battery that includes a positive electrode, a negative electrode, and a lithium ion conductive nonaqueous electrolyte. In this design, the negative electrode contains graphite, and its open circuit potential in a fully charged state is 70 mV or less relative to lithium metal. The nonaqueous electrolyte comprises a solvent, a cation, and an anion, with the solvent containing a fluorine-containing cyclic carbonic acid ester.

Another patent by Tani details a non-aqueous electrolyte secondary battery where the negative electrode includes a mixture layer and a current collector. The active material in the negative electrode consists of carbon and silicon-containing materials. In this design, the mixture layer is divided into two regions, with specific mass ratios of composite materials that ensure optimal performance. The open circuit potential of the negative electrode in a fully charged condition is maintained between 0 V and 70 mV with respect to lithium metal.

Career Highlights

Yuji Tani is associated with Panasonic Intellectual Property Management Co., Ltd., where he continues to innovate in the field of battery technology. His work has been instrumental in enhancing the efficiency and performance of energy storage systems.

Collaborations

Tani has collaborated with notable colleagues, including Nobuhiko Hojo and Junichi Sakamoto. Their combined expertise contributes to the advancement of battery technologies and the development of new solutions in the industry.

Conclusion

Yuji Tani's contributions to the field of nonaqueous electrolyte secondary batteries highlight his role as a key innovator in energy storage technology. His patents reflect a commitment to improving battery performance and efficiency, which is essential for the future of energy solutions.