This inventor holds 1 USPTO granted patent. Top assignees: Aisin Corporation, Nhk Spring Co., Ltd., Nippon Steel Corporation. Active years: 2024.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:

Years Active: 2024
Title: Yoichi Oi: Innovator in Damper Spring Technology
Introduction
Yoichi Oi is a notable inventor based in Kariya, Japan. He has made significant contributions to the field of mechanical engineering, particularly in the development of damper springs. His innovative approach has led to advancements that enhance the performance and durability of these components.
Latest Patents
Yoichi Oi holds a patent for a damper spring that boasts an excellent fatigue limit. This damper spring features a nitrided layer formed in its outer layer, with a core portion that lies further inward. The chemical composition of the core includes specific percentages of carbon, silicon, manganese, phosphorus, sulfur, chromium, molybdenum, vanadium, copper, nickel, aluminum, titanium, nitrogen, and niobium, with the balance being iron and impurities. The core portion also contains a number density of vanadium-based precipitates, which significantly contribute to its mechanical properties.
Career Highlights
Throughout his career, Yoichi Oi has worked with prominent companies such as Nippon Steel Corporation and Aisin Corporation. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Yoichi Oi has collaborated with esteemed colleagues, including Shinya Teramoto and Yutaka Neishi. These partnerships have fostered a creative environment that has led to the development of cutting-edge technologies in the field.
Conclusion
In summary, Yoichi Oi is a distinguished inventor whose work on damper springs has made a lasting impact in mechanical engineering. His innovative designs and collaborations continue to influence the industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile