Yukio Tatsumi

Title: Yukio Tatsumi: Innovator in Lubricating Oil Additives

Introduction

Yukio Tatsumi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of lubricating oil additives, holding a total of 17 patents. His work focuses on improving the performance and stability of lubricating oil compositions, which are essential for various industrial applications.

Latest Patents

Tatsumi's latest patents include a lubricating oil additive composition and a method for improving the storage stability of lubricating oil additive compositions. The purpose of this invention is to provide a thiodicarboxylic acid ester that maintains high long-term storage stability without compromising its antioxidant and wear-resistant properties. The lubricating oil additive composition is characterized by containing specific compounds and having an acid value of 0.01-0.4 mgKOH/g. Another notable patent is a lubricating oil composition for internal combustion engines, which includes essential components such as a base oil, a specific compound, and a metal-containing antioxidant. This composition is designed to have a phosphorus content ranging from 50 ppm to 1,000 ppm by mass.

Career Highlights

Throughout his career, Yukio Tatsumi has worked with notable companies such as Asahi Denka Kogyo K.K. and Adeka Corporation. His expertise in the field has allowed him to develop innovative solutions that enhance the performance of lubricating oils.

Collaborations

Tatsumi has collaborated with esteemed colleagues, including Noriyoshi Tanaka and Aritoshi Fukushima. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Yukio Tatsumi is a distinguished inventor whose work in lubricating oil additives has led to significant advancements in the industry. His innovative patents and collaborations reflect his commitment to enhancing the performance and stability of lubricating oil compositions.