Location History:
- Hiroshima, JP (2013 - 2014)
- Kariya, JP (2014)
Company Filing History:
Years Active: 2013-2014
Title: Innovations by Shuji Oba in Engine Control Technology
Introduction
Shuji Oba is a notable inventor based in Kariya, Japan, recognized for his contributions to engine control technology. With a total of 6 patents, he has made significant advancements in the field of spark-ignition gasoline engines. His work focuses on improving engine efficiency and performance through innovative control devices.
Latest Patents
One of Shuji Oba's latest patents is a control device for spark-ignition gasoline engines. This device includes a controller that operates the engine by managing the fuel injection valve, ignition plug, and fuel pressure variable mechanism. The controller adjusts the combustion mode based on the engine load range, allowing for either compression-ignition or spark-ignition modes. Additionally, it controls fuel pressure and the timing of fuel injection and ignition, enhancing overall engine performance.
Another significant patent is an engine control method and apparatus designed to facilitate compression self-ignition combustion under lean air-fuel ratios. This innovation allows for improved thermal efficiency by controlling the in-cylinder temperature just before the air-fuel mixture self-ignites. By managing the internal EGR amount, the system raises the compression initial temperature, enabling effective combustion across a wider engine speed range.
Career Highlights
Shuji Oba is currently employed at Mazda Motor Corporation, where he continues to develop cutting-edge technologies in engine control. His work has been instrumental in advancing the capabilities of modern engines, contributing to the automotive industry's push for greater efficiency and reduced emissions.
Collaborations
Throughout his career, Shuji has collaborated with esteemed colleagues such as Masahisa Yamakawa and Kouhei Iwai. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.
Conclusion
Shuji Oba's contributions to engine control technology exemplify the impact of innovative thinking in the automotive sector. His patents reflect a commitment to enhancing engine performance and efficiency, making him a significant figure in the field of engineering.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.