Masataka Sumita

Title: Masataka Sumita: Innovator in Engine Control Technologies

Introduction

Masataka Sumita is a notable inventor based in Aki-gun, Japan. He has made significant contributions to the field of engine control technologies, holding a total of 4 patents. His work focuses on improving the efficiency and performance of engine systems.

Latest Patents

Sumita's latest patents include an engine control device, an engine control method, and an engine system. The engine control device features a controller designed to manage a fuel injection valve and a fuel pressure adjustment mechanism. This controller estimates the deposition amount of deposits on the injection hole of the fuel injection valve and adjusts the fuel pressure accordingly when the estimated deposition exceeds a predetermined value. Additionally, it corrects the unit deposition amount based on the fuel injection timing.

The control device for a compression ignition engine is another significant innovation. It enables partial compression ignition combustion of an air-fuel-lean mixture gas under specific low engine load conditions. This device performs normal ignition and preceding ignition at precise timings to optimize combustion efficiency.

Career Highlights

Throughout his career, Masataka Sumita has worked with Mazda Motor Corporation, where he contributed to various innovative projects. His experience at Mazda has allowed him to develop and refine his expertise in engine control technologies.

Collaborations

Sumita has collaborated with notable colleagues, including Kouji Hadama and Takuya Ohura. Their teamwork has fostered advancements in engine technology and innovation.

Conclusion

Masataka Sumita's contributions to engine control technologies demonstrate his commitment to innovation and efficiency in automotive engineering. His patents reflect a deep understanding of engine dynamics and a drive to enhance performance.