Company Filing History:
Years Active: 2025
Title: Kazuya Tokunaga: Innovator in Rail Technology
Introduction
Kazuya Tokunaga is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of rail technology, particularly through his innovative patent. His work focuses on enhancing the performance and durability of railway systems.
Latest Patents
Kazuya Tokunaga holds a patent for a rail and its manufacturing method. The rail comprises a predetermined chemical composition, which is crucial for its performance. In a hardness distribution from the rail head surface to a depth of 16.0 mm, there is a part with higher hardness than V1, the minimum hardness in a first internal region. The hardness of the rail head surface ranges from HBW 400 to 520, while the average hardness in the region from the rail head surface to a depth of 16.0 mm is HBW 350 or more. This innovation is designed to improve the longevity and reliability of railway infrastructure.
Career Highlights
Kazuya Tokunaga is associated with JFE Steel Corporation, a leading company in the steel industry. His role at the company has allowed him to apply his expertise in materials science to develop advanced rail technologies. His contributions have been instrumental in enhancing the quality of railway systems in Japan and beyond.
Collaborations
Throughout his career, Kazuya has collaborated with notable colleagues, including Kenji Okushiro and Moriyasu Yamaguchi. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Kazuya Tokunaga is a key figure in the advancement of rail technology through his innovative patent and contributions at JFE Steel Corporation. His work exemplifies the importance of research and development in creating more efficient and durable railway systems.