Takuya Kakiuchi

Title: Takuya Kakiuchi - Innovator in Lithium-Ion Battery Technology

Introduction

Takuya Kakiuchi is an inventor based in Tokyo, Japan. He is known for his contributions to the field of lithium-ion battery technology. Although he currently holds no granted patents, his innovative ideas are reflected in his latest patent applications.

Latest Patent Applications

Kakiuchi's recent patent applications include several advancements in battery technology. One application focuses on a multilayer body, specifically a negative electrode collector for lithium-ion secondary batteries. This design features a laminated body that contains a first metal layer made of copper and a second metal layer composed of nickel, which is directly laminated on the first layer. The application specifies that the full width at half maximum of an X-ray diffraction peak from a nickel-containing crystal in the second metal layer should be between 0.3° and 1.2°.

Another application details a layered body that also serves as a negative electrode current collector for lithium-ion secondary batteries. This design similarly includes a first metal layer of copper and a second metal layer of nickel, with specific orientations and thickness directions that enhance performance. The content of nickel in the second metal layer is designed to increase along the thickness direction, measured in % by mass.

Conclusion

Takuya Kakiuchi is making strides in the development of lithium-ion battery technology through his innovative patent applications. His work has the potential to contribute significantly to advancements in energy storage solutions.