Tomoyuki Koike

Title: **Tomoyuki Koike: Innovator in Internal Combustion Engine Technology**

Introduction

Tomoyuki Koike is a distinguished inventor based in Kanagawa, Japan, recognized for his significant contributions to the field of automotive technology. With a remarkable portfolio boasting 19 patents, Koike has been instrumental in developing innovative solutions that enhance the efficiency and performance of internal combustion engines.

Latest Patents

Among Koike's latest achievements is a patent for a "Control method and control device for internal combustion engine." This invention involves an internal combustion engine equipped with a variable compression ratio mechanism, allowing for changes in the mechanical compression ratio. The system incorporates an idle stop feature, which automatically halts the engine when the vehicle is stationary, and a sailing stop that disengages the engine in conjunction with the release of a forward clutch during inertial travel. The target compression ratio adjusts based on the engine's load and rotation speed, optimizing performance during different travel conditions.

Another notable patent is focused on a "Vehicle power supply control method and vehicle power supply control device." This invention introduces a sub-battery with lower internal resistance than the main battery, connected to the vehicle's power supply circuit. The voltage of the power supply circuit is adjusted to match that of the sub-battery, enhancing the system's efficiency and functionality.

Career Highlights

Koike has made his mark at prominent automotive companies, including Nissan Motor Company Limited and Jatco Corporation. His work at these institutions reflects his commitment to driving automotive innovation and improving vehicle technology through his inventive solutions.

Collaborations

Throughout his career, Tomoyuki Koike has collaborated with talented individuals such as Atsushi Tezuka and Akifumi Koishi. These partnerships have fostered a dynamic exchange of ideas and expertise, furthering the advancement of automotive technologies.

Conclusion

Tomoyuki Koike's innovative spirit and dedication to enhancing internal combustion engine technology have solidified his status as a leading inventor in the automotive industry. His extensive patent portfolio demonstrates his ability to tackle complex challenges in vehicle performance and efficiency, contributing significantly to the future of automotive engineering.