Sayuri Tsubata

Title: Sayuri Tsubata: Innovator in Lubricating Oil Technology

Introduction

Sayuri Tsubata is a prominent inventor based in Kyoto, Japan. She has made significant contributions to the field of lubricating oils, particularly for fluid dynamic bearings. Her innovative work has led to the development of a unique lubricating oil that enhances the performance of spindle motors.

Latest Patents

Sayuri Tsubata holds 1 patent for her invention titled "Lubricating oil for fluid dynamic bearing and spindle motor equipped with the lubricating oil." This invention provides a lubricating oil that includes a monoester oil as a base, which is free of unsaturated bonds. The oil has an absolute viscosity of 2.0 to 3.0 mPa·s at 100°C, a viscosity index of 130 or more, and a pour point of -20°C or less. This formulation is designed to improve the efficiency and reliability of spindle motors.

Career Highlights

Throughout her career, Sayuri has worked with notable companies such as Kyodo Yushi Co., Ltd. and Nidec Corporation. Her experience in these organizations has allowed her to refine her expertise in lubricating oil technology and contribute to advancements in the industry.

Collaborations

Sayuri has collaborated with esteemed colleagues, including Iwaki Hirooka and Takayuki Oe. These partnerships have fostered innovation and have been instrumental in her research and development efforts.

Conclusion

Sayuri Tsubata is a trailblazer in the field of lubricating oils, with her patented invention showcasing her commitment to innovation. Her work continues to impact the industry positively, and her contributions are a testament to her expertise and dedication.