Location History:
- Ibaraki, JP (2001 - 2007)
- Osaka, JP (2011)
- Minato-ku, JP (2021)
Company Filing History:
4 out of 240 
2 out of 2,333 
1 out of 85 
Years Active: 2001-2021
Title: **Innovations of Yasutaka Shigemoto: A Pioneer in Magnet Technology**
Introduction
Yasutaka Shigemoto, an accomplished inventor based in Ibaraki, Japan, has made significant contributions to the field of magnet technology. With a remarkable portfolio of 7 patents, he has been instrumental in advancing the design and production of various magnetic materials. His innovations have had a lasting impact on industries that rely on high-performance magnets.
Latest Patents
Shigemoto's latest patents reflect his expertise and innovative approach. One notable invention is the **R-T-B sintered magnet and production method therefor**. This patent describes a sintered R-T-B based magnet composition. It includes a specific range of rare-earth elements and metals that enhance the performance and efficiency of the magnet. The composition emphasizes a higher concentration of certain elements at the surface compared to the center, optimizing its magnetic properties.
Another significant patent is the **nano-composite magnet, quenched alloy for nano-composite magnet, and method for producing them**. This invention introduces a nanocomposite magnet characterized by a unique combination of hard and soft magnetic phases that are magnetically coupled. Such innovations in magnet technology are crucial for various applications, including electrical devices and renewable energy systems.
Career Highlights
Throughout his career, Yasutaka Shigemoto has worked with prominent companies, including Sumitomo Special Metals Co., Ltd. and Hitachi Metals, Ltd. His work has primarily focused on developing advanced magnetic materials, significantly enhancing their efficiency and performance. His extensive research and patent contributions have positioned him as a leading figure in the field of magnet technology.
Collaborations
Collaboration has played a vital role in Shigemoto's work. He has partnered with notable colleagues such as Satoshi Hirosawa and Hirokazu Kanekiyo, contributing their combined expertise to further innovate and refine magnetic materials. These collaborations have fostered a dynamic research environment, resulting in groundbreaking advancements in magnet technology.
Conclusion
Yasutaka Shigemoto's innovative spirit and technical expertise have established him as a key contributor to the field of magnet technology. Through his patents and collaborations, he continues to influence the development of high-performance magnetic materials, shaping the future of various industries dependent on these vital innovations. His work exemplifies the importance of research and development in the ever-evolving landscape of technology.