Company Filing History:
Years Active: 2013-2016
Title: Katunari Oikawa: Innovator in Cobalt-Base Alloys
Introduction
Katunari Oikawa is a prominent inventor based in Sendai, Japan. He has made significant contributions to the field of materials science, particularly in the development of cobalt-base alloys. With a total of two patents to his name, Oikawa's work focuses on enhancing the properties of these alloys for high-temperature applications.
Latest Patents
Oikawa's latest patents include a cobalt-base alloy with high heat resistance and high strength, along with a process for producing the same. This innovative alloy features a basic composition that includes, in terms of mass proportion, 0.1%-10% aluminum, 3.0-45% tungsten, and cobalt as the remainder. The alloy contains an intermetallic compound of the L1 type, [Co(Al,W)], which is dispersed and precipitated within the matrix. Notably, part of the cobalt can be substituted with nickel, iridium, iron, chromium, rhenium, or ruthenium, while some aluminum and tungsten can be replaced with nickel, titanium, niobium, zirconium, vanadium, tantalum, or hafnium. The high melting point of the intermetallic compound and its compatibility with the matrix contribute to the alloy's exceptional high-temperature strength, comparable to that of nickel-base alloys, along with excellent structural stability.
Career Highlights
Oikawa is affiliated with the Japan Science and Technology Agency, where he continues to advance research in materials science. His work has garnered attention for its potential applications in various high-performance industries.
Collaborations
Oikawa has collaborated with notable colleagues, including Kiyohito Ishida and Ryosuke Kainuma, to further enhance the research and development of cobalt-base alloys.
Conclusion
Katunari Oikawa's innovative work in cobalt-base alloys exemplifies the importance of materials science in modern engineering. His contributions are paving the way for advancements in high-temperature applications, showcasing the potential of these alloys in various industries.