Yuuji Fujiki

Title: Yuuji Fujiki: Innovator in Fuel Injection Control Systems

Introduction

Yuuji Fujiki is a notable inventor based in Saitama-ken, Japan. He has made significant contributions to the field of internal combustion engines, particularly in fuel injection control systems. His innovative work has led to the development of a patented technology that enhances engine performance and efficiency.

Latest Patents

Fujiki holds a patent for a fuel injection control system, fuel injection control method, and engine control unit for internal combustion engines. This system includes an ECU that can change the valve overlap period by adjusting the cam phase. The ECU calculates the cam phase difference between the current and previous values, determines the wall surface temperature of the intake ports, and establishes a basic fuel injection time period based on the intake pipe's absolute pressure and engine rotational speed. Furthermore, it calculates a final fuel injection time period by correcting the basic fuel injection time according to the cam phase difference and wall surface temperature.

Career Highlights

Yuuji Fujiki is associated with Honda Giken Kogyo Kabushiki Kaisha, a leading automotive manufacturer. His work at Honda has allowed him to focus on advancing fuel injection technologies, contributing to the company's reputation for innovation in the automotive industry.

Collaborations

Fujiki has collaborated with notable colleagues, including Manabu Niki and Osamu Takizawa. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in engine control systems.

Conclusion

Yuuji Fujiki's contributions to fuel injection control systems exemplify the spirit of innovation in the automotive sector. His patented technology not only enhances engine performance but also reflects the ongoing advancements in internal combustion engine technology.