Makoto Nakashima

Title: Innovations by Makoto Nakashima in Battery Technology

Introduction

Makoto Nakashima is an inventive force based in Toyota, Japan,holding five patents that advance battery technology. His work focuses on enhancing battery performance and efficiency, which is critical in the evolving field of electrically powered vehicles.

Latest Patents

Nakashima's latest innovations include a sophisticated battery system that features a battery capacity estimation unit. This unit not only estimates the battery capacity based on its usage history but also includes a moisture intrusion estimation unit that determines the amount of moisture entering the battery. Additionally, a battery capacity correction unit utilizes this moisture data to provide a more accurate estimation of the battery capacity.

Another significant patent pertains to the battery system of electrically powered vehicles. This innovation calculates an evaluation value based on current history to assess the unevenness of ion concentration within a non-aqueous electrolyte of a secondary battery. It also generates integrated evaluation values for both discharging and charging sides. Should these values exceed set thresholds, restrictions are placed on discharging and charging to ensure optimal battery performance.

Career Highlights

Currently, Nakashima is associated with Toyota Motor Corporation, where he contributes to groundbreaking projects in battery technology. His work has led to enhancements in energy efficiency and safety in modern electric vehicles, reflecting a commitment to sustainable innovation.

Collaborations

Throughout his career, Nakashima has collaborated with esteemed colleagues such as Hiroyuki Nakayama and Masato Komatsuki. These partnerships highlight a team-oriented approach in developing advanced and reliable battery systems, proving crucial for today’s automotive technological advancements.

Conclusion

Makoto Nakashima stands out as a key inventor in the field of battery technology, with significant contributions through his patents. His work, especially at Toyota Motor Corporation, exemplifies the critical advancements necessary for the future of electric vehicles, contributing to a more sustainable and efficient automotive industry.