Location History:
- Hiroshima, JP (2009 - 2020)
- Aki-gun, JP (2023)
Company Filing History:
Years Active: 2009-2023
Title: Innovations by Masaharu Marumoto
Introduction
Masaharu Marumoto is a notable inventor based in Hiroshima, Japan. He has made significant contributions to the automotive industry, particularly through his work at Mazda Motor Corporation. With a total of 5 patents to his name, Marumoto has developed innovative technologies that enhance engine performance and efficiency.
Latest Patents
One of Marumoto's latest patents is a control device for an engine. This device includes a combustion chamber formed by a cylinder and a piston, along with an intake air amount adjuster that regulates the intake air supplied to the combustion chamber. The controller can switch between a fuel-lean first combustion mode and a stoichiometric second combustion mode based on the engine's operating state. Additionally, the intake air cooler cools the intake air supplied to the combustion chamber, ensuring optimal performance during mode switching.
Another significant patent is for an engine intake system designed for vehicles with air-conditioned cabins. This system features a heat exchanger of the air conditioner's evaporator, which is divided into two independent heat exchangers. The intake system utilizes part of the air conditioner to cool the intake air, enhancing the overall efficiency of the vehicle's engine.
Career Highlights
Marumoto's career at Mazda Motor Corporation has been marked by his dedication to innovation and engineering excellence. His work has not only contributed to the company's reputation for quality but has also advanced the field of automotive technology.
Collaborations
Throughout his career, Marumoto has collaborated with talented colleagues, including Tohru Hokazono and Yoshihisa Nakamoto. These partnerships have fostered a creative environment that encourages the development of groundbreaking automotive solutions.
Conclusion
Masaharu Marumoto's contributions to the automotive industry through his innovative patents demonstrate his commitment to enhancing engine performance and efficiency. His work at Mazda Motor Corporation continues to influence the future of automotive technology.