Yoshinori Aoki

Title: Yoshinori Aoki: Innovator in Non-Aqueous Electrolyte Secondary Cells

Introduction

Yoshinori Aoki is a prominent inventor based in Hyogo, Japan. He has made significant contributions to the field of non-aqueous electrolyte secondary cells, holding a total of 8 patents. His work focuses on developing advanced materials that enhance the performance and efficiency of these energy storage systems.

Latest Patents

Aoki's latest patents include a positive electrode active material for non-aqueous electrolyte secondary cells. This material is characterized by a Ni-containing lithium transition metal oxide with a layered structure. The proportion of Ni in the lithium transition metal oxide ranges from 91 to 96 mol % relative to the total number of moles of metal elements excluding Li. Additionally, a transition metal is present in the Li layer of the layered structure at an amount of 1 to 2.5 mol % relative to the total number of moles of transition metals in the Ni-containing lithium transition metal oxide. The diffraction peak for the (208) plane in an X-ray diffraction pattern obtained by X-ray diffraction has a half width n that falls between 0.30° and 0.50°.

Another notable patent involves a positive electrode active material for non-aqueous electrolyte secondary batteries. This material comprises a lithium transition metal oxide containing Ni, Mn, Co, and Al, also featuring a layered structure. The content ratio of Ni in the lithium transition metal oxide is between 75 to 95 mol %. The content ratio of Mn is equal to or greater than that of Co, which ranges from 0.5 to 2 mol %. Furthermore, the half width n of a diffraction peak for the (208) plane of the X-ray diffraction pattern is maintained within the same range of 0.30° to 0.50°.

Career Highlights

Yoshinori Aoki has worked with notable companies such as Panasonic Intellectual Property Management Co., Ltd. and Panasonic Corporation. His experience in these organizations has allowed him to refine his expertise in the development of innovative battery technologies.

Collaborations

Aoki has collaborated with esteemed colleagues, including Takeshi Ogasawara and Motoharu Saitou. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion