Katsunari Jonouchi

Title: Innovations of Katsunari Jonouchi

Introduction

Katsunari Jonouchi is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of engineering, particularly in the development of advanced engine technologies. With a total of five patents to his name, Jonouchi's work reflects a commitment to innovation and efficiency in automotive engineering.

Latest Patents

One of Jonouchi's latest patents involves an engine that includes a control unit designed to manage the EGR (Exhaust Gas Recirculation) valve. This control unit selects a predetermined control mode based on engine speed and fuel injection amount. The modes include a fully closed EGR valve, an adjustable opening degree based on engine operation, and a repeated cycle of ON and OFF periods for the EGR valve. Another significant patent is a particle deposition amount estimation device and exhaust purification system. This system estimates the soot deposition amount in a DPF (Diesel Particulate Filter) for diesel engines and determines the optimal regeneration timing based on the estimated PM deposition amount.

Career Highlights

Throughout his career, Jonouchi has worked with prominent companies such as Yanmar Holdings Co., Ltd. and Yanmar Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in the automotive sector.

Collaborations

Jonouchi has collaborated with notable colleagues, including Masahiro Itani and Keiji Kunisawa. These partnerships have fostered a creative environment that encourages the exchange of ideas and technological advancements.

Conclusion

Katsunari Jonouchi's contributions to engine technology and exhaust purification systems highlight his role as a leading inventor in the automotive industry. His innovative patents and collaborations reflect a dedication to improving engine efficiency and environmental sustainability.