Company Filing History:
Years Active: 1989
Title: The Innovative Contributions of Mashiro Ueda
Introduction
Mashiro Ueda is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of materials engineering, particularly in the heat treatment of steel. His innovative methods have the potential to enhance the durability and performance of steel rail heads.
Latest Patents
Ueda holds a patent for a method for heat-treating a steel rail head. This method involves heating the steel rail head to the austenization temperature and then cooling it using a hot water jet until the surface temperature drops to below 420 degrees Celsius. Following this, the rail head is cooled with an air jet to reach the pearlite transformation temperature, resulting in a uniform and fine pearlite structure. This process may also include an initial cooling phase using a water spray to lower the surface temperature to below 530 degrees Celsius before applying the hot water jet.
Career Highlights
Mashiro Ueda is associated with NKK Corporation, where he has been able to apply his expertise in materials science. His work has contributed to advancements in the manufacturing processes of steel products, particularly in the railway industry.
Collaborations
Ueda has collaborated with notable colleagues, including Toyokazu Teramoto and Akio Fujibayashi. Their combined efforts have fostered innovation and development in their respective fields.
Conclusion
Mashiro Ueda's contributions to the heat treatment of steel rail heads exemplify the importance of innovation in engineering. His patented methods not only improve the quality of steel products but also enhance their performance in practical applications.