This inventor holds 3 USPTO granted patents. Top assignee: Aisan Industry Co., Ltd.. Active years: 1981.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Nagoya, JP (1981)
- Aichi, JP (1981)
Company Filing History:
Years Active: 1981
Title: Kazumichi Naruse: Innovator in Air-Fuel Mixture Control
Introduction
Kazumichi Naruse is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of automotive technology, particularly in air-fuel mixture control systems. With a total of 3 patents to his name, Naruse's work has had a considerable impact on improving engine efficiency and reducing harmful emissions.
Latest Patents
One of Naruse's latest patents is the "Air-fuel mixture ratio control device." This innovative device features an electromagnetic valve that controls the air bleed quantities for both high- and low-speed fuel systems simultaneously. It includes a pin inserted in a valve disc to prevent rotation while allowing axial movement for open-close operation. This design ensures that the valve disc and the seat maintain contact at the same point, providing a perfect seal and enabling accurate control of the air bleed quantity and air-fuel ratio.
Another significant patent is the "Exhaust gas control apparatus." This improved apparatus utilizes a 3-way catalyst to reduce harmful components in exhaust gas. It incorporates a diaphragm-type air pump that supplies secondary air upstream of the catalyst to enhance exhaust gas treatment. A chamber on one side of the diaphragm communicates with the upstream side of the catalyst through an electromagnetic changeover valve, optimizing the exhaust gas control process.
Career Highlights
Kazumichi Naruse is currently employed at Aisan Industry Co., Ltd., where he continues to develop innovative solutions in automotive technology. His work has been instrumental in advancing the efficiency and environmental performance of modern engines.
Collaborations
Naruse has collaborated with notable colleagues such as Shigetaka Takada and Yukihiro Watanabe. Their combined expertise has contributed to the successful development of various technologies in the automotive sector.
Conclusion
Kazumichi Naruse is a distinguished inventor whose contributions to air-fuel mixture control and exhaust gas management have made a lasting impact on the automotive industry. His innovative patents reflect his commitment to enhancing engine performance and reducing environmental impact.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile