Location History:
- Sagamihara, JP (2011)
- Kanagawa, JP (2012 - 2014)
Company Filing History:
Years Active: 2011-2014
Title: Hiroyoshi Marushima: Innovator in Gas Engine Technology
Introduction
Hiroyoshi Marushima is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of gas engine technology, holding three patents that showcase his innovative approach to engineering challenges.
Latest Patents
Marushima's latest patents include a zero-governor fitting configuration in gas engines. This invention features a unique structure that utilizes the lower half of a fuel tank as a support box for the zero-governor, ensuring reliable mounting while avoiding vibration and heating issues. Another significant patent is a lubrication device for gas engines, which improves engine lubricating conditions by mixing drain oil from blow-by gas into the air-fuel-gas mixture. This innovative design enhances the lubrication of wear parts, such as valve seats and guides.
Career Highlights
Hiroyoshi Marushima is currently employed at Mitsubishi Heavy Industries Limited, where he continues to develop cutting-edge technologies in gas engine systems. His work has been instrumental in advancing the efficiency and reliability of gas engines.
Collaborations
Marushima collaborates with talented colleagues, including Makoto Sakaguchi and Daisuke Tanioka, who contribute to the innovative projects at Mitsubishi Heavy Industries Limited.
Conclusion
Hiroyoshi Marushima's contributions to gas engine technology through his patents and collaborative efforts highlight his role as a key innovator in the field. His work continues to influence advancements in engine design and performance.