Nobuyoshi Okada

Title: Nobuyoshi Okada: Innovator in Engine Technology

Introduction

Nobuyoshi Okada is a notable inventor based in Sakai, Japan. He has made significant contributions to engine technology, holding a total of four patents. His work focuses on enhancing the performance and efficiency of engine systems.

Latest Patents

One of Okada's latest patents is an exhaust system for an engine. This innovative system ensures that the fastening force of a fastener remains stable, which is crucial for the durability of the exhaust passage component made of ferrous metal. The design includes a pressure receiving surface that effectively manages the fastening force. Additionally, an oxide film of triiron tetraoxide is formed on the pressure receiving surface, as well as on other surfaces of the exhaust passage component, enhancing its performance.

Another significant patent is for an engine equipped with a supercharger. This invention addresses the issue of heat deterioration of engine oil. The system includes a supercharger, an oil supply passage, and a water-cooling-type oil cooler. The cooler is strategically placed in the oil discharge passage, allowing the engine oil to be cooled by the engine cooling water, which improves the overall efficiency of the engine.

Career Highlights

Nobuyoshi Okada is currently employed at Kubota Corporation, where he continues to innovate in the field of engine technology. His work has contributed to advancements that enhance engine performance and reliability.

Collaborations

Okada collaborates with talented coworkers, including Hiroki Oso and Hideyuki Koyama. Their combined expertise fosters a creative environment that drives innovation within their projects.

Conclusion

Nobuyoshi Okada's contributions to engine technology through his patents demonstrate his commitment to innovation and excellence. His work not only improves engine performance but also sets a standard for future developments in the industry.