Company Filing History:
Years Active: 1998-2000
Title: **Norio Yokoba: Innovator in Gas Turbine Technology**
Introduction
Norio Yokoba, a notable inventor based in Hitachi, Japan, has made significant contributions to the field of gas turbine technology. With a total of two patents to his name, Yokoba has demonstrated a strong commitment to innovation and excellence in engineering.
Latest Patents
Yokoba's latest patents showcase his expertise in materials science and engineering. His first patent details a **Gas turbine nozzle, power generation gas turbine, co-base alloy**. This co-base alloy consists of specific weight percentages of materials such as 0.03-0.10% Carbon, not more than 1.0% Silicon, not more than 1.0% Manganese, 20-30% Chromium, 15-23% Nickel, 3-10% Tungsten, 5-10% Tantalum, and 0.05-0.7% Zirconium, and is utilized as a welding material. Notably, this innovation enhances the durability of gas turbine nozzles by allowing for a crack-repairing multi-layer weld using the co-base alloy, which is essential for reliable power generation.
The second patent introduces a **Method and apparatus for forming a non-circular pipe**. This method involves bending a raw pipe while applying pressure to its interior, which helps achieve a non-circular shape with equalized section circumferences, demonstrating Yokoba's ingenuity in pipe fabrication.
Career Highlights
Currently employed at Hitachi, Ltd., Yokoba has played a key role in advancing the company's technological capabilities. His work is pivotal in supporting the performance and reliability of gas turbine systems, which are critical in various energy production applications.
Collaborations
Throughout his career, Norio Yokoba has collaborated with talented colleagues, including Takamitsu Nakazaki and Yuji Yoshitomi. Their collective efforts have contributed to the successful development of innovative technologies within their field.
Conclusion
Norio Yokoba's innovations in gas turbine technology reflect his dedication to enhancing engineering practices and materials. His patents not only address existing challenges but also pave the way for future advancements in energy production. As a respected inventor in Hitachi, Japan, he continues to influence the landscape of gas turbine technology through his pioneering contributions.