Hironari Ueda

Title: Hironari Ueda: Innovator in Lubricant and Fluid Composition Technologies

Introduction

Hironari Ueda is a notable inventor based in Ohi, Japan, recognized for his contributions to the field of lubricants and fluid compositions. With a total of five patents to his name, Ueda has made significant advancements that enhance the performance and stability of lubricants used in various applications.

Latest Patents

Ueda's latest patents include a lubricant and combination lubricant and refrigerant composition designed for use in refrigerating machines. This innovative lubricant is compatible with substitute freon refrigerants, such as hydrogen-containing halogenated hydrocarbons, particularly R 134a. It boasts a high viscosity index, thermal and chemical stability, and excellent lubricity across a wide temperature range. Another significant patent involves a fluid composition for use in fluid couplings, which features superior anti-gelling properties and high durability. This composition is particularly useful for 'fan' couplings, maintaining stable viscosity and torque characteristics.

Career Highlights

Throughout his career, Ueda has worked with prominent companies, including Tonen Corporation and Exxon Chemical Patents, Inc. His experience in these organizations has contributed to his expertise in developing advanced lubricant technologies.

Collaborations

Ueda has collaborated with notable coworkers, including Toshiaki Kuribayashi and Takehisa Sato, further enhancing his innovative work in the field.

Conclusion

Hironari Ueda's contributions to lubricant and fluid composition technologies have established him as a significant figure in the industry. His patents reflect a commitment to innovation and excellence in engineering solutions.