Yoshikatsu Matsuda

Title: Innovations by Yoshikatsu Matsuda in Internal Combustion Engine Technology

Introduction

Yoshikatsu Matsuda is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of internal combustion engines, particularly in the area of startup control methods for in-cylinder direct injection spark ignition engines. His innovative approach aims to enhance engine performance and efficiency.

Latest Patents

Matsuda holds a patent for a "Startup control method for in-cylinder direct injection spark ignition internal combustion engine, and internal combustion engine system." This patent outlines a method that includes a tumble control valve in the intake port of the engine. The startup process is designed to meet predetermined cold start conditions, which require a retard operation for catalyst warmup. The method involves several steps, including closing the tumble control valve, cranking the engine, and implementing a single-injection operation during the initial combustion cycle. After reaching a predetermined rotation speed, the process shifts to a multiple-injection operation while simultaneously starting an ignition timing retard.

Career Highlights

Matsuda is currently employed at Nissan Motor Company Limited, where he continues to work on advancements in engine technology. His expertise in internal combustion engines has positioned him as a valuable asset to the company.

Collaborations

Matsuda has collaborated with talented coworkers, including Yuusuke Sakurai and Kazuki Tanzawa. Their combined efforts contribute to the innovative projects at Nissan, enhancing the company's reputation in automotive engineering.

Conclusion

Yoshikatsu Matsuda's contributions to internal combustion engine technology reflect his dedication to innovation and efficiency. His patent on startup control methods showcases his ability to address complex engineering challenges. His work continues to influence the automotive industry positively.