Makoto Kyougoku

Title: The Innovations of Makoto Kyougoku

Introduction

Makoto Kyougoku is a notable inventor based in Hiroshima, Japan. He has made significant contributions to the field of exhaust gas purification technology. With a total of two patents to his name, Kyougoku's work focuses on improving environmental standards in automotive engineering.

Latest Patents

Kyougoku's latest patents include a device for purifying exhaust gas and a method for purifying exhaust gas. His innovations also encompass a catalyst for purifying exhaust gas and a method for manufacturing exhaust gas purifying catalysts. One of his key inventions involves a catalyst designed to lower NOx concentration in exhaust gas. This catalyst is strategically placed in the exhaust gas passage of an engine. It features a catalyst layer formed on a substrate, along with a NOx absorber that captures NOx when oxygen levels are high and releases it when oxygen levels drop. The catalyst components include a precious metal for reducing NOx and materials such as Ba, K, Sr, and Mg. Kyougoku's technology allows for the regeneration of the catalyst from sulfur poisoning by adjusting the oxygen concentration and temperature.

Career Highlights

Throughout his career, Kyougoku has worked with prominent companies, including Mazda Motor Corporation. His experience in the automotive industry has greatly influenced his innovative approaches to exhaust gas purification.

Collaborations

Kyougoku has collaborated with notable colleagues such as Akihide Takami and Kenji Okamoto. Their combined expertise has contributed to advancements in automotive technologies.

Conclusion

Makoto Kyougoku's contributions to exhaust gas purification technology reflect his commitment to innovation and environmental sustainability. His patents demonstrate a deep understanding of automotive engineering and a dedication to improving air quality.