Company Filing History:
Years Active: 2025
Title: Chihiro Kozuka: Innovator in Railway Technology
Introduction
Chihiro Kozuka is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of railway technology, holding 2 patents that showcase her innovative spirit and technical expertise. Her work is primarily associated with Nippon Steel Corporation, where she collaborates with other talented engineers.
Latest Patents
Kozuka's latest patents include a unique design for a wheel for railway vehicles. This wheel features a boss, a rim, and a web, with specific dimensions and angles that enhance its performance. The design ensures that the rim's center is positioned closer to the flange than the boss, optimizing the wheel's functionality. The wheel satisfies the expression L≥0.0223α−1.363, where the angle α is 90° or less.
Another notable patent is her innovative railway axle. This axle includes a pair of fitting portions, each with a hardened layer and a base metal portion. The axle's design incorporates specific chemical compositions and hardness levels, ensuring durability and efficiency in railway applications. The dislocation density and half-value width of the hardened layer are meticulously defined to meet stringent performance criteria.
Career Highlights
Throughout her career, Chihiro Kozuka has demonstrated a commitment to advancing railway technology. Her work at Nippon Steel Corporation has positioned her as a key player in the industry. She has consistently focused on developing solutions that enhance the safety and efficiency of railway systems.
Collaborations
Kozuka collaborates with esteemed colleagues such as Taizo Makino and Yuichiro Yamamoto. These partnerships foster an environment of innovation and creativity, allowing for the exchange of ideas and expertise.
Conclusion
Chihiro Kozuka's contributions to railway technology through her patents and collaborations highlight her role as a leading inventor in the field. Her work continues to influence the industry, paving the way for future advancements in railway systems.