Masayuki Saruwatari

Title: Masayuki Saruwatari: Innovator in Hybrid Vehicle Technologies

Introduction

Masayuki Saruwatari, based in Hitachinaka, Japan, is a prolific inventor with a remarkable portfolio comprising 43 patents. His innovations primarily focus on hybrid vehicle control systems and internal combustion engine technologies, showcasing his substantial contributions to automotive advancements.

Latest Patents

Among his recent patents, the **Hybrid Vehicle Control Device** stands out. This invention excels in reducing noise while effectively managing knocking within permissible limits. The device orchestrates the collaboration between a motor, generator, and internal combustion engine, utilizing a sophisticated control unit that adjusts engine parameters based on a calculated knock index value. As this value diminishes, the system lowers the target engine rotational speed and elevates the engine torque to optimize power generation.

Another significant innovation is the **Internal Combustion Engine Control Device**. This device aims to provide accurate estimations of combustion states within the engine, even under dynamic conditions in the combustion chamber. It includes a rotational speed calculation unit that monitors crank speeds and employs a system to select appropriate combustion state calculation means, ultimately enhancing the precision of combustion state estimations.

Career Highlights

Masayuki Saruwatari has made significant strides in his career, having worked with esteemed companies such as Hitachi Automotive Systems, Ltd. and Hitachi Astemo Ltd. His roles in these organizations have enabled him to develop and refine technologies that push the boundaries of current automotive engineering.

Collaborations

Throughout his career, Saruwatari has collaborated with talented individuals like Yoshihiro Sukegawa and Kazuhiro Oryoji. These partnerships reflect his commitment to advancing innovation through teamwork and shared expertise in the field of automotive technology.

Conclusion

Masayuki Saruwatari's extensive array of patents underscores his dedication to improving hybrid vehicle technologies and internal combustion engines. His pioneering efforts serve as an inspiration to future innovators and demonstrate the critical role of inventors in the evolution of modern transportation solutions.