Location History:
- Hiroshima-ken, JP (2017)
- Otake, JP (2023)
Company Filing History:
Years Active: 2017-2023
Title: Kuniyoshi Shigeoka: Innovator in Rare Earth Magnet Technology
Introduction
Kuniyoshi Shigeoka is a prominent inventor based in Hiroshima-ken, Japan. He has made significant contributions to the field of rare earth magnet technology, holding a total of 2 patents. His work focuses on the production and enhancement of rare earth magnet particles, which are essential in various high-tech applications.
Latest Patents
Shigeoka's latest patents include innovative processes for producing R-T-B-based rare earth magnet particles. One of his notable inventions is a process for producing R-T-B-based rare earth magnet powder that exhibits excellent coercive force and high remanent flux density. This process involves a raw material alloy that includes rare earth elements, iron, and boron, with specific compositional requirements. Additionally, he has developed surface-treated rare earth-based magnetic particles, which include a unique coating that minimizes iron elution, enhancing their performance in bonded magnets.
Career Highlights
Kuniyoshi Shigeoka is associated with Toda Kogyo Corporation, where he applies his expertise in rare earth materials. His work has been instrumental in advancing the technology behind rare earth magnets, which are critical in various industries, including electronics and renewable energy.
Collaborations
Shigeoka has collaborated with notable colleagues such as Nobuhiro Katayama and Shohei Kaneko. Their combined efforts have contributed to the development of innovative solutions in the field of magnet technology.
Conclusion
Kuniyoshi Shigeoka's contributions to rare earth magnet technology highlight his role as a key innovator in this specialized field. His patents reflect a commitment to advancing materials science and engineering, making a lasting impact on the industry.