Location History:
- Hiroshima, JP (1993 - 2015)
- Aki-gun, JP (2021)
Company Filing History:
Years Active: 1993-2021
Title: Shigeki Yamashita: Innovator in Engine Control Technologies
Introduction
Shigeki Yamashita is an esteemed inventor hailing from Aki-gun, Japan. With a focus on advancing engine technologies, he has contributed to the automotive industry through his innovative patents. Over the course of his career, Yamashita has secured three patents that enhance the efficiency and effectiveness of engine performance.
Latest Patents
One of Yamashita's latest inventions is a control device for an engine, designed specifically to optimize fuel flow and pressure. This device features a fuel pump with a pressurizing chamber and an on-off valve that manages the fuel intake process. By controlling the closing cycle of the on-off valve differently in various combustion modes, this innovation allows for improved performance in both partial compression-ignition and spark-ignition combustion scenarios.
Another significant patent involves an attaching method for a fuel rail assembly in direct-injection engines. This process integrates components such as the injector, which includes a cylindrical body and holding ring, into a seamless assembly. The assembly process is carefully designed to ensure precise insertion and fastening, significantly improving the reliability and performance of fuel delivery in engines.
Career Highlights
Yamashita's career has been marked by his role at Mazda Motor Corporation, where he has been instrumental in developing groundbreaking engine technologies. His work has gained recognition not just for its technical merit but also for the potential to transform engine efficiency and emissions.
Collaborations
Throughout his career, Shigeki Yamashita has collaborated with talented individuals like Hideki Yamada and Hisashi Zaima. These partnerships have enriched his innovations and contributed to collective advancements within the automotive field.
Conclusion
Shigeki Yamashita stands out as a prominent figure in the realm of engine technology innovation. His patents reflect a deep understanding of mechanical systems and a commitment to enhancing engine performance. Through his contributions at Mazda Motor Corporation and collaborations with fellow innovators, Yamashita continues to shape the future of automotive engineering.