This inventor holds 1 USPTO granted patent. Top assignees: Keeper Corporation, Ntn Corporation. Active years: 2026.
Company Filing History:
1 out of 22 
1 out of 2,494 
Years Active: 2026
Title: Rina Ozawa: Innovator in Flexible Boot Technology
Introduction
Rina Ozawa is a notable inventor based in Kanagawa, Japan. She has made significant contributions to the field of mechanical engineering, particularly in the development of flexible boot technology for constant velocity universal joints. Her innovative approach has led to the creation of a patented solution that enhances the performance and durability of these essential components.
Latest Patents
Rina Ozawa holds a patent for a flexible boot designed for constant velocity universal joints. This invention includes attachment portions to a mating member at both ends and a bent portion that absorbs deformation caused by the operation of the joint. The flexible boot is made from a specialized rubber material, blending 50 to 80 parts by weight of HNBR with an acrylonitrile content of 15 to 21 wt % and 20 to 50 parts by weight of EPDM. This unique composition allows the rubber material to achieve an elastic recovery rate of 18% or more at −40° C. in a TR test. Rina's patent represents a significant advancement in the reliability and efficiency of automotive components.
Career Highlights
Throughout her career, Rina has worked with prominent companies such as NTN Corporation and Keeper Corporation. Her experience in these organizations has allowed her to refine her skills and contribute to various innovative projects. Rina's dedication to her work and her ability to solve complex engineering challenges have established her as a respected figure in her field.
Collaborations
Rina has collaborated with talented individuals, including Mika Kohara and Sho Takeshita. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.
Conclusion
Rina Ozawa's contributions to the field of mechanical engineering, particularly through her patented flexible boot technology, highlight her innovative spirit and dedication to advancing automotive components. Her work continues to influence the industry and inspire future inventors.