Katsuaki Hangai

Title: Katsuaki Hangai: Innovator in Soft Magnetic Alloys

Introduction

Katsuaki Hangai is a notable inventor based in Nagaoka, Japan. He has made significant contributions to the field of materials science, particularly in the development of soft magnetic alloys. His innovative work has led to the filing of multiple patents, showcasing his expertise and dedication to advancing technology.

Latest Patents

Katsuaki Hangai holds two recent patents that highlight his innovative approach. The first patent is for an Fe-base soft magnetic alloy and a laminated magnetic core formed using this alloy. This invention features an alloy that contains iron as the main component, along with elements such as titanium, zirconium, hafnium, vanadium, niobium, tantalum, molybdenum, and tungsten. The crystalline structure of the alloy comprises fine crystalline grains with an average size of 30 nm or less, exhibiting a body-centered cubic structure. The second patent focuses on a soft magnetic bulky alloy, which is created by forming a powder and granule material primarily made of an Fe-M-B based amorphous alloy. This alloy also includes a method for its manufacturing, emphasizing the presence of both an amorphous alloy phase and a bcc phase with fine grain sizes.

Career Highlights

Throughout his career, Katsuaki Hangai has worked with reputable companies, including Alps Electric Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in magnetic materials.

Collaborations

Katsuaki Hangai has collaborated with notable colleagues, including Akihiro Makino and Shoji Yoshida. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Katsuaki Hangai's contributions to the field of soft magnetic alloys demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of materials science and a drive to push the boundaries of technology.