This inventor holds 2 USPTO granted patents. Top assignee: Nissan Motor Company Limited. Active years: 1977.
Company Filing History:
Years Active: 1977
Title: Kazuo Hioki: Innovator in Exhaust Gas Recirculation Systems
Introduction
Kazuo Hioki is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of automotive engineering, particularly in exhaust gas recirculation systems. With a total of 2 patents to his name, Hioki's work has had a lasting impact on vehicle emissions control.
Latest Patents
Hioki's latest patents include an innovative exhaust gas recirculation system. This system features a valve whose opening degree decreases with an increase in the intake manifold vacuum. This valve is strategically located in an exhaust gas recirculation conduit downstream of another valve, which opens more with rising vacuum at a port near the carburetor's throttle valve in its closed position. Another significant patent is a control apparatus for the exhaust gas recirculation system. This apparatus consists of a vacuum-operated device with a first flexible diaphragm that responds to vacuum input and a second diaphragm that reacts to vacuum output in a vacuum chamber. A control valve is associated with the second diaphragm to manage the vacuum output, while a control arm connects the two diaphragms, allowing for effective control of the vacuum output in the chamber.
Career Highlights
Kazuo Hioki is currently employed at Nissan Motor Company Limited, where he continues to innovate and develop advanced automotive technologies. His work has been instrumental in enhancing the efficiency and effectiveness of exhaust gas recirculation systems.
Collaborations
Throughout his career, Hioki has collaborated with esteemed colleagues such as Shigeo Muranaka and Kunihiko Sugihara. These collaborations have fostered a creative environment that has led to groundbreaking advancements in automotive technology.
Conclusion
Kazuo Hioki's contributions to the field of automotive engineering, particularly in exhaust gas recirculation systems, highlight his innovative spirit and dedication to improving vehicle performance and emissions control. His patents reflect a commitment to advancing technology in the automotive industry.