This inventor holds 1 USPTO granted patent and 2 published patent applications, plus 1 CIPO patent and 2 EPO patents. Top assignees: Nihon Parkerizing Co., Ltd., Toyota Jidosha Kabushiki Kaisha. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:

Years Active: 2026
Title: Innovations by Toshihisa Kataoka
Introduction
Toshihisa Kataoka is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of rust prevention in automotive components. His innovative approach has led to the development of a unique rust-preventive composition that enhances the durability of automotive parts.
Latest Patents
Kataoka holds a patent for a rust-preventive composition and automobile component. This composition demonstrates excellent rust-preventive performance for plate joining parts, such as doors of automotive bodies. It is designed to provide sufficient corrosion resistance while preventing dripping from automotive bodies. The composition includes a rust-preventive additive, a wax with a melting point between 60° C. and 130° C., bentonite, a hydrogenated oil, and two or more kinds of diluents with varying viscosities. The rust-preventive additive is contained in an amount ranging from 12% by mass to 39% by mass, while bentonite is included at 2% to 6% by mass, and the wax is present at 3% to 13% by mass of the total composition.
Career Highlights
Throughout his career, Toshihisa Kataoka has worked with prominent companies, including Nihon Parkerizing Co., Ltd. and Toyota Jidosha Kabushiki Kaisha. His experience in these organizations has allowed him to refine his expertise in rust prevention technologies and automotive components.
Collaborations
Kataoka has collaborated with notable coworkers, including Yuya Hasebe and Takahisa Sudou. Their combined efforts have contributed to advancements in the field of automotive technology.
Conclusion
Toshihisa Kataoka's innovative work in rust prevention has made a significant impact on the automotive industry. His patented composition showcases his commitment to enhancing the durability and performance of automotive components.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile