Company Filing History:
Years Active: 2014-2016
Title: Yutaka Ishigaki: Innovator in Diesel Engine Technology
Introduction
Yutaka Ishigaki is a notable inventor based in Sakai, Japan. He has made significant contributions to the field of diesel engine technology, holding a total of 3 patents. His innovative designs focus on improving fuel efficiency and reducing emissions in diesel engines.
Latest Patents
One of Ishigaki's latest patents is a subchamber type combustion chamber for diesel engines. This design aims to reduce fuel consumption rates and combustion noise. The subchamber is connected to the main combustion chamber through a nozzle hole, with a fuel injection nozzle directed into the subchamber. Additionally, a glow plug extends into the subchamber, featuring a heat-generating portion that includes a rod-shaped section and a projecting portion. The projecting portion has a convex curved surface that reduces in diameter, optimizing combustion efficiency.
Another significant patent is for an engine designed to stably reduce oil consumption and blow-by gas leakage over extended periods. This engine features a series of lands and ring grooves on the piston peripheral wall, which work together to enhance performance and durability. The design includes a first pressure ring, a second pressure ring, and an oil ring, all fitted into their respective grooves, ensuring optimal operation.
Career Highlights
Yutaka Ishigaki is currently employed at Kubota Corporation, where he continues to innovate in the field of engine technology. His work has garnered attention for its practical applications and contributions to environmental sustainability.
Collaborations
Ishigaki collaborates with talented coworkers, including Hiroki Kuwayama and Takahiro Yamazaki. Their combined expertise fosters a creative environment that drives innovation in their projects.
Conclusion
Yutaka Ishigaki's contributions to diesel engine technology exemplify the impact of innovative thinking in engineering. His patents reflect a commitment to enhancing efficiency and reducing environmental impact in the automotive industry.