This inventor holds 11 USPTO granted patents and 1 published patent application. Top assignees: Sumitomo Special Metals Co., Ltd., Neomax Co., Ltd.. Active years: 2001-2006.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Osaka, JP (2001 - 2006)
- Mishima-gun, JP (2006)
Company Filing History:
Years Active: 2001-2006
Title: Shuhei Okumura: Innovator in Rare Earth Alloy Technologies
Introduction
Shuhei Okumura is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of rare earth alloys, holding a total of 11 patents. His innovative methods have advanced the production and handling of rare earth alloy powders, which are crucial in various high-tech applications.
Latest Patents
Okumura's latest patents include a method for press molding rare earth alloy powder and a method for producing sintered objects of rare earth alloy. The first patent describes a perpendicular pressing and compacting method that enhances the magnetic properties of sintered magnets. This method involves using a die made of non-magnetic material, which defines a cavity for the rare-earth alloy powder. The process includes filling the die cavity with the powder and compressing it between opposing press surfaces. A pulse magnetic field is applied only after the powder reaches a specific density, ensuring optimal results.
The second patent focuses on a process for handling green compacts made from rare earth metal-based magnetic alloy powder. This method utilizes a sintering support plate with a specific surface roughness to facilitate the sliding of green compacts without causing damage. By optimizing the surface characteristics of the support plate, the efficiency of the press machine operation is significantly improved.
Career Highlights
Throughout his career, Shuhei Okumura has worked with notable companies such as Sumitomo Special Metals Co., Ltd. and Neomax Co., Ltd. His experience in these organizations has allowed him to refine his expertise in rare earth materials and their applications.
Collaborations
Okumura has collaborated with esteemed colleagues, including Akira Nakamura and Seiichi Kohara. These partnerships have contributed to the advancement of technologies in the field of rare earth alloys.
Conclusion
Shuhei Okumura's innovative work in rare earth alloy technologies has led to significant advancements in the industry. His patents reflect a deep understanding of material science and engineering, positioning him as a key figure in the development of high-performance magnetic materials.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile