Company Filing History:
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Title: Hiroka Aoyama: Innovator in Friction Stir Welding Technology
Introduction
Hiroka Aoyama is a prominent inventor based in Itami, Japan. She has made significant contributions to the field of friction stir welding, holding a total of 2 patents. Her innovative designs focus on enhancing the performance and durability of welding tools.
Latest Patents
Aoyama's latest patents include a rotary tool designed for friction stir welding. The first patent addresses a tool that minimizes the peeling of the coating layer from the base material while achieving excellent wear resistance. This tool comprises a base material that includes a first hard phase formed by WC particles, a second hard phase made from a compound of selected metals, and a binder phase. The second hard phase is included in the base material at a volume ratio of 3% to 30%, while the binder phase is present at a volume ratio of 8% to 28%. The first hard phase is present in a higher volume ratio than the second hard phase.
The second patent also focuses on a rotary tool for friction stir welding, emphasizing excellent wear resistance and chipping resistance. This tool's base material consists of a first hard phase formed by WC particles, a second hard phase made from a compound of selected metals, and a binder phase formed by an iron group metal. The second hard phase is either higher than or identical to the first hard phase in terms of volume ratio.
Career Highlights
Aoyama has worked with notable organizations, including Sumitomo Electric Industries and Osaka University. Her experience in these institutions has allowed her to refine her skills and contribute to advancements in welding technology.
Collaborations
Some of her notable coworkers include Hideki Moriguchi and Yoshiharu Utsumi. Their collaborative efforts have furthered the development of innovative welding solutions.
Conclusion
Hiroka Aoyama's contributions to friction stir welding technology demonstrate her commitment to innovation and excellence in her field. Her patents reflect a deep understanding of material science and engineering, positioning her as a key figure in the industry.