Yasuhiko Yoneto

Title: Yasuhiko Yoneto: Innovator in Friction Modifier Technology

Introduction

Yasuhiko Yoneto is a notable inventor based in Fujisawa, Japan. He has made significant contributions to the field of power transmission fluids, particularly through his innovative patents. With a total of three patents to his name, Yoneto's work focuses on enhancing the performance of automatic transmission fluids.

Latest Patents

One of Yasuhiko Yoneto's latest patents involves an amide-containing friction modifier for use in power transmission fluids. This invention discloses friction modifier additives that are particularly useful in automatic transmission compositions. The additive comprises Component-1, which is formed by condensing a polyamine, such as tetraethylene pentamine, with an aliphatic mono acid, like isostearic acid. Additionally, the patent describes a mixture and/or salt of Component-1 and a Component-2. Component-2 is an acid ester created by reacting a heterodialkanol, such as thiobisethanol, with a hydrocarbyl substituted dicarboxylic acid or anhydride, such as octadecenyl succinic anhydride.

Career Highlights

Yasuhiko Yoneto is currently associated with Exxon Chemical Patents, Inc., where he continues to develop innovative solutions in the field of chemical engineering. His expertise in friction modifiers has positioned him as a key player in enhancing the efficiency of power transmission systems.

Collaborations

Throughout his career, Yoneto has collaborated with notable colleagues, including Jack Ryer and John E. Chandler. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Yasuhiko Yoneto's contributions to the field of power transmission fluids through his innovative patents highlight his role as a significant inventor. His work continues to influence the industry, showcasing the importance of advancements in chemical engineering.