Location History:
- Tokyo, JP (2016)
- Osaka, JP (2017)
Company Filing History:
Years Active: 2016-2017
Title: Innovations of Katsuyoshi Furusawa
Introduction
Katsuyoshi Furusawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of methods for recycling and separating rare earth elements. With a total of 3 patents to his name, Furusawa's work is recognized for its innovative approaches to sustainability and efficiency in material processing.
Latest Patents
Furusawa's latest patents include a method for producing R-Fe-B based permanent magnet alloy recycled material having removed carbon. This invention aims to provide a method for producing an alloy recycled material by effectively removing carbon from carbon-containing alloys, which are produced as scrap or sludge from R-Fe-B based permanent magnets. The method involves subjecting the carbon-containing alloy to an HDDR treatment to remove carbon, resulting in an alloy recycled material with a reduced amount of carbon. This innovation is crucial for ensuring that recycled materials can be used in the production of magnets without significantly increasing the carbon content.
Another significant patent is the method and system for separating rare earth elements. This invention provides a high separation ratio for a particular rare earth element from a rare earth magnet through a simple process. The method includes several steps, such as starting powder preparation, oxidation heat treatment, and selective dissolution, which collectively enhance the efficiency of rare earth element separation.
Career Highlights
Katsuyoshi Furusawa is currently employed at Hitachi Metals, Ltd., where he continues to advance his research and development efforts. His work at this esteemed company has allowed him to collaborate with other talented professionals in the field.
Collaborations
Furusawa has worked alongside notable colleagues, including Motoyuki Miyata and Hiroki Yamamoto. Their collaborative efforts have contributed to the success of various projects and innovations within the company.
Conclusion
Katsuyoshi Furusawa's contributions to the field of materials science, particularly in recycling and rare earth element separation, highlight his innovative spirit and commitment to sustainability. His patents reflect a deep understanding of material properties and processing techniques, making him a valuable figure in the industry.