Company Filing History:
Years Active: 2019-2025
Title: Moriyasu Yamaguchi: Innovator in Rail Technology
Introduction
Moriyasu Yamaguchi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of rail technology, holding a total of 4 patents. His work focuses on enhancing the performance and manufacturing processes of railway components.
Latest Patents
Yamaguchi's latest patents include innovative designs and methods for rail manufacturing. One of his notable inventions is a rail that comprises a predetermined chemical composition. This rail features a hardness distribution from the rail head surface to a depth of 16.0 mm, where a part with higher hardness than V1, the minimum hardness in a first internal region, is present in a second internal region. The hardness of the rail head surface ranges from HBW 400 to 520, with an average hardness of HBW 350 or more in the specified region.
Another significant patent involves rail-manufacturing equipment that performs forced cooling on at least the head of a hot rail, which is hot-rolled at or heated to the austenite region temperature or higher. This equipment includes a head-cooling header that jets a cooling medium toward the head of the rail, a head thermometer to measure the surface temperature, and a controller that adjusts the jet of the cooling medium. The controller is equipped with a temperature-monitoring unit that tracks measurement results during the forced cooling process, along with a cooling-rate controller.
Career Highlights
Moriyasu Yamaguchi is currently employed at JFE Steel Corporation, where he continues to innovate in the field of rail technology. His expertise and dedication have positioned him as a key figure in the development of advanced rail systems.
Collaborations
Yamaguchi has collaborated with notable colleagues, including Kenji Okushiro and Hiroyuki Fukuda, to further enhance the quality and efficiency of rail manufacturing processes.
Conclusion
Moriyasu Yamaguchi's contributions to rail technology through his patents and collaborations highlight his role as an influential inventor in the industry. His work continues to pave the way for advancements in rail manufacturing and performance.