Company Filing History:
Years Active: 1976
Title: Etsuo Hanada: Innovator in Magnetic Materials
Introduction
Etsuo Hanada is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of magnetic materials, particularly through his innovative processes for producing semi-hard magnetic materials.
Latest Patents
Etsuo Hanada holds a patent for a process for producing semi-hard Co-Nb-Fl magnetic materials. This semi-hard magnetic material is characterized by a high coercive force (Hc) ranging from 20 to 50 Oe. The disclosed process involves working an alloy consisting of 73 to 93% cobalt (Co) and 3 to 7% niobium (Nb), with the balance being iron. The alloy is treated to enhance its coercive force while addressing the challenges of cold workability associated with increased niobium content. The solution treatment process includes heating the alloy to a temperature not lower than 1000°C and cooling it to room temperature, with specific quenching conditions to ensure optimal performance.
Career Highlights
Etsuo Hanada is associated with Fujitsu Corporation, where he has applied his expertise in material science to advance the company's technological capabilities. His work has contributed to the development of innovative materials that have potential applications in various industries.
Collaborations
Etsuo has collaborated with notable colleagues such as Zenzo Henmi and Masanori Okada, further enhancing the research and development efforts within his field.
Conclusion
Etsuo Hanada's contributions to the field of magnetic materials through his patented processes demonstrate his innovative spirit and commitment to advancing technology. His work continues to influence the development of high-performance materials in various applications.