Company Filing History:
Years Active: 2003
Title: Innovations by Mitsuo Hashizume
Introduction
Mitsuo Hashizume is a notable inventor based in Wako, Japan. He has made significant contributions to the field of internal combustion engines, particularly in the area of exhaust emission control systems. His innovative work has led to the development of a patented technology that addresses environmental concerns related to vehicle emissions.
Latest Patents
Mitsuo Hashizume holds a patent for an "Exhaust emission control system for internal combustion engine." This system features a nitrogen oxide removing device integrated into the exhaust system of an internal combustion engine. It is designed to absorb nitrogen oxides present in exhaust gases during lean operating conditions. The system includes first and second oxygen concentration sensors positioned upstream and downstream of the nitrogen oxide removing device. These sensors detect the oxygen concentration in the exhaust gases, allowing for adjustments to the air-fuel ratio supplied to the engine. The system calculates the amount of reducing components entering the nitrogen oxide removing device, enabling the determination of its deterioration based on sensor outputs.
Career Highlights
Mitsuo Hashizume has dedicated his career to advancing automotive technology. He is currently employed at Honda Giken Kogyo Kabushiki Kaisha, a leading company in the automotive industry. His work has been instrumental in developing cleaner and more efficient engine technologies.
Collaborations
Throughout his career, Mitsuo has collaborated with talented individuals such as Akira Murakami and Kotaro Miyashita. These collaborations have fostered innovation and contributed to the success of their projects.
Conclusion
Mitsuo Hashizume's contributions to exhaust emission control systems exemplify his commitment to improving automotive technology and reducing environmental impact. His innovative patent reflects the ongoing efforts to create cleaner internal combustion engines.