Koichi Ui

Title: Koichi Ui: Innovator in Titanium Compound-Carbon Composites

Introduction

Koichi Ui is a notable inventor based in Morioka, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced composite materials. His work focuses on enhancing the performance of lithium-ion batteries through innovative materials.

Latest Patents

Koichi Ui holds a patent for a non-stoichiometric titanium compound-carbon composite. This invention includes a composite material that features a carbon-containing material and a non-stoichiometric titanium compound represented by the chemical formula LiTiO, where x is in the range of 0 < x < 0.30. The composite material comprises at least one composite particle with a core portion made of the non-stoichiometric titanium compound and a mixed layer on its surface. This mixed layer contains both the non-stoichiometric titanium compound and carbon, with an atomic ratio of titanium to carbon of Ti/C = 1/50 or more. This innovation is particularly relevant for use as a negative electrode active material in lithium-ion secondary batteries.

Career Highlights

Throughout his career, Koichi Ui has worked with prominent organizations such as Kuraray Co., Ltd. and Iwate University. His experience in these institutions has allowed him to develop and refine his expertise in materials science and battery technology.

Collaborations

Koichi Ui has collaborated with notable colleagues, including Takashi Wakui and Naoki Fujiwara. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Koichi Ui is a distinguished inventor whose work in titanium compound-carbon composites has the potential to significantly impact the field of energy storage. His innovative approach to materials science continues to pave the way for advancements in lithium-ion battery technology.