Tokitake Okahira

Title: The Innovations of Tokitake Okahira

Introduction

Tokitake Okahira is a notable inventor based in Kasugai, Japan. He has made significant contributions to the field of railway vehicle technology, particularly in the development of advanced friction materials. With a total of three patents to his name, Okahira's work has had a substantial impact on railway safety and efficiency.

Latest Patents

Okahira's latest patents include a sintered friction material for railway vehicles and a method for producing the same. This innovative material exhibits excellent frictional properties and wear resistance, even at high speeds exceeding 280 km/h. The composition of this sintered friction material includes a green compact sintered material containing copper, graphite, and various other compounds to enhance performance. Another significant patent is for a brake lining designed to reduce brake squeal in railway vehicles. This brake lining is utilized in a disc brake system and features a unique friction material supporting mechanism that allows for movement relative to the base plate, ensuring optimal performance.

Career Highlights

Throughout his career, Tokitake Okahira has worked with prominent companies such as Nippon Steel Corporation and Fine Sinter Co., Ltd. His experience in these organizations has contributed to his expertise in materials science and engineering, particularly in the context of railway applications.

Collaborations

Okahira has collaborated with notable colleagues, including Takeshi Nakano and Takahiro Fujimoto. These partnerships have likely fostered innovation and the exchange of ideas, further enhancing the quality of his inventions.

Conclusion

Tokitake Okahira's contributions to railway vehicle technology through his innovative patents have significantly advanced the field. His work continues to influence the development of safer and more efficient railway systems.