This inventor holds 1 USPTO granted patent and 2 published patent applications, plus 1 CIPO patent and 1 EPO patent. Top assignee: Nippon Steel Corporation. 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: Taro Osaka: Railway Wheel Innovation
Introduction
Taro Osaka is an inventor based in Tokyo, Japan, associated with Nippon Steel Corporation. His listed patent focuses on railway wheel design and aims to help suppress the propagation of cracks.
Latest Patents
Osaka is associated with 1 patent, titled “Railway wheel, and wheelset for railway vehicles.” The invention describes a railway wheel with a hub, a rim containing the tread and flange, and a web. It specifies mechanical properties for the rim’s outer layer, including an elastic limit of at least 430 MPa and an initial kinematic hardening coefficient of at least 130 GPa. The patent also sets a limit for the kinematic hardening coefficient reduction ratio and defines a relationship between that ratio and the initial coefficient.
Career Highlights
Osaka’s listed work connects his inventive activity with Nippon Steel Corporation and addresses the durability of railway wheel components. The patent’s stated objective is to provide a wheel capable of suppressing crack propagation.
Collaborations
The provided information names Taketo Maejima and Katsutoshi Tatebe as Osaka’s coworkers. Their specific roles in the patent or related work are not stated.
Conclusion
Taro Osaka’s listed patent presents a materials-focused approach to railway wheel design, with the goal of limiting crack propagation and supporting component durability.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile