Company Filing History:
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1 out of 321 
Years Active: 1992-1995
Title: Hirokazu Tsuji: Innovator of High-Performance Superalloys
Introduction
Hirokazu Tsuji, an accomplished inventor based in Ibaraki, Japan, has made significant contributions to the field of superalloy materials. With a total of two patents to his name, Tsuji’s work primarily focuses on developing advanced materials for high-temperature applications, ensuring enhanced performance in demanding environments.
Latest Patents
Hirokazu Tsuji's latest patent covers a nickel-chromium-tungsten base superalloy. This innovative superalloy demonstrates the essential characteristics needed for high-temperature structural materials, particularly in high-temperature gas-cooled reactors. It possesses qualities such as high-temperature strength, corrosion resistance, excellent producibility, good hot workability, and resistance to embrittlement from thermal aging. The alloy composition primarily includes 16-28% chromium, 15-24% tungsten (with a total of chromium and tungsten being 39-44%), along with trace elements including zirconium, yttrium, boron, carbon, silicon, manganese, titanium, aluminum, and niobium. The balance of the alloy is composed predominantly of nickel and unavoidable impurities, adhering to specific weight percentages.
Career Highlights
Tsuji has served with distinction in reputable institutions such as the Japan Atomic Energy Research Institute, where he honed his expertise in materials science. His work has gained recognition for its impact on enhancing the reliability and efficiency of high-performance materials used in advanced technologies.
Collaborations
Throughout his career, Hirokazu Tsuji has collaborated with esteemed colleagues, including Tatsuo Kondo and Hajime Nakajima. These collaborations have led to shared advancements in research and development within the realm of superalloys, contributing to innovations that benefit various industries.
Conclusion
As an inventor, Hirokazu Tsuji has firmly established himself in the field of materials science, particularly through his innovative work with high-performance superalloys. His contributions play a vital role in the enhancement of materials for high-temperature applications, making lasting impressions on the research and development community.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.