This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignees: Eneos Corporation, Sanyo Chemical Industries, Ltd.. Active years: 2026.
Company Filing History:


Years Active: 2026
Title: Naohiro Torii: Innovator in Viscosity Index Improvers
Introduction
Naohiro Torii is a notable inventor based in Kyoto, Japan. He has made significant contributions to the field of chemical engineering, particularly in the development of viscosity index improvers. His innovative work has led to the creation of a patented composition that enhances the performance of refrigeration oils.
Latest Patents
Naohiro Torii holds a patent for a viscosity index improver, refrigerator oil, and working fluid composition for refrigerators. This invention relates to a viscosity index improver containing a copolymer that includes essential constituent monomers, specifically a fluorine atom-containing monomer and another monomer. The copolymer is designed to have a solubility parameter of 8.1 to 10.0 (cal/cm) and a specific mass ratio of the monomers, which optimizes its performance in refrigeration applications. He has 1 patent to his name.
Career Highlights
Throughout his career, Naohiro Torii has worked with prominent companies in the chemical industry. He has been associated with Sanyo Chemical Industries, Ltd. and Eneos Corporation, where he contributed to various innovative projects. His expertise in chemical formulations has been instrumental in advancing the technology used in refrigeration fluids.
Collaborations
Naohiro Torii has collaborated with talented professionals in his field, including Satoshi Goto and Kazuki Ogata. These collaborations have fostered a creative environment that has led to significant advancements in their respective projects.
Conclusion
Naohiro Torii's contributions to the field of viscosity index improvers have made a lasting impact on refrigeration technology. His innovative patent and collaborations with industry professionals highlight his role as a key figure in chemical engineering.