Yuji Yajima

Title: Innovations of Yuji Yajima

Introduction

Yuji Yajima is a notable inventor based in Ageo, Japan. He has made significant contributions to the field of internal combustion engines, particularly in the area of exhaust emission purification. With a total of 2 patents, Yajima's work focuses on enhancing the efficiency of reducing agents used in exhaust systems.

Latest Patents

Yajima's latest patents include an innovative exhaust emission purifying apparatus for internal combustion engines. This apparatus is designed to add a reducing agent for nitrogen oxides (NOx) to the exhaust gas, thereby purifying NOx emissions. The invention accelerates the mixing of the reducing agent, which is injected by an injection nozzle, with the exhaust gas. To achieve this, the injection nozzle for the urea water is strategically positioned to face opposite to the flow of the exhaust gas or directed upward in a vertical position.

Career Highlights

Yuji Yajima is currently associated with Nissan Diesel Motor Co., Ltd., where he applies his expertise in developing advanced emission control technologies. His work has been instrumental in addressing environmental concerns related to vehicle emissions.

Collaborations

Yajima has collaborated with notable colleagues such as Kiminobu Hirata and Nobuhiko Masaki, contributing to various projects aimed at improving engine performance and reducing harmful emissions.

Conclusion

Yuji Yajima's innovative contributions to exhaust emission purification reflect his commitment to advancing automotive technology and environmental sustainability. His patents are a testament to his expertise and dedication in the field.