This inventor holds 7 USPTO granted patents. Top assignees: Japan Science and Technology Agency, Hitachi Metals, Ltd., Namiki Precision Jewel Co., Ltd.. Active years: 2001-2010.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Yokkaichi, JP (2001 - 2003)
- Shizuoka, JP (2008 - 2010)
- Osaka, JP (2010)
Company Filing History:
3 out of 1,329 
2 out of 2,333 
1 out of 27 
Years Active: 2001-2010
Title: Shunji Suzuki: Innovator in Magnet Technology
Introduction
Shunji Suzuki is a prominent inventor based in Shizuoka, Japan, known for his significant contributions to the field of magnet technology. With a total of seven patents to his name, he has made remarkable advancements in the development of Nd-Fe-B magnets and thin film magnets.
Latest Patents
One of his latest patents involves an Nd-Fe-B magnet with modified grain boundaries. This innovative method improves the coercive force by allowing the selective presence of Dy metal in the crystal grain boundary portions of a sintered magnet. Traditional methods face challenges in mass productivity and cost due to the use of high-purity Dy metal. Suzuki's approach includes allowing an M metal component to diffuse from the surface of a Nd-Fe-B base sintered magnet body to the grain boundary phase through a reduction treatment of a fluoride, oxide, or chloride of an M metal element.
Another notable patent is for an R-Fe-B based thin film magnet. This magnet includes an alloy containing 28 to 45 percent by mass of rare-earth lanthanide elements, physically formed into a film. The composite texture of RFeB crystals and R-element-rich grain boundary phases enhances the magnetization characteristics. The preparation method involves heating during physical film formation and subsequent heat treatment to grow crystal grains.
Career Highlights
Throughout his career, Shunji Suzuki has worked with various organizations, including the Japan Science and Technology Agency. His work has significantly impacted the field of magnet technology, leading to advancements that address both productivity and cost issues in magnet production.
Collaborations
He has collaborated with notable coworkers such as Eiichiro Nakayama and Kenichi Machida, contributing to the development of innovative technologies in the field.
Conclusion
Shunji Suzuki's contributions to magnet technology through his patents and collaborations highlight his role as a leading inventor in this field. His innovative approaches continue to influence the development of advanced magnetic materials.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile