Yusuke Tachikawa

Title: Yusuke Tachikawa and Lithium-Ion Battery Innovation.

Introduction

Yusuke Tachikawa is an inventor associated with Hitachinaka, Japan, and Vehicle Energy Japan Inc. His patent work addresses lithium-ion battery performance, particularly discharge capacity and internal resistance at low states of charge.

Latest Patents

The provided information lists one patent for Tachikawa: “Lithium Ion Secondary Battery and Manufacturing Method for Negative Electrode for Lithium Ion Secondary Battery.” The invention describes a battery with a positive electrode containing a lithium-based active material and a negative electrode containing a carbon-based active material, copper oxide additive, and binder. It specifies a copper oxide content of 0.5 to 15 percent by weight, based on the combined weight of the negative-electrode active material and additive. The design aims to provide sufficient discharge capacity while keeping internal resistance low in a low state-of-charge range. Tachikawa is credited with 1 patent in the supplied data.

Career Highlights

Tachikawa’s listed work connects his inventive activity with battery technology at Vehicle Energy Japan Inc. The patent focuses on the composition and manufacture of a negative electrode for lithium-ion secondary batteries.

Collaborations

Takeshi Miki is identified as Tachikawa’s coworker. The supplied information does not specify whether Miki collaborated on the patent.

Conclusion

Yusuke Tachikawa’s listed patent addresses a practical lithium-ion battery challenge by using a copper oxide additive in the negative electrode to support discharge capacity and reduce internal resistance at low states of charge.