Location History:
- Mishima-gun, JP (2001 - 2004)
- Osaka, JP (2002 - 2006)
Company Filing History:
2 out of 297 
1 out of 15 
1 out of 728 
Years Active: 2001-2006
Title: **Innovations of Hideyasu Nagai: A Pioneer in Magnetoresistance Technology**
Introduction
Hideyasu Nagai is a prominent inventor based in Osaka, Japan, known for his significant contributions to the field of magnetoresistance technology. With a total of four patents to his name, Nagai has developed innovative solutions that enhance the performance of electronic devices, particularly in data storage and retrieval mechanisms.
Latest Patents
Among his latest patents is the "Spin Valve Magnetoresistance Sensor and Thin Film Magnetic Head." This invention features a spin valve magnetoresistance sensor that incorporates a spin valve film constructed from a base layer of nonmagnetic metals such as tantalum (Ta) and an alloy represented by NiFeX, where X includes elements like chromium, niobium, and rhodium. The construction is layered on a substrate and includes a free magnetic layer, pinned magnetic layer, and a nonmagnetic conductive layer, all designed to optimize magnetic responsiveness.
Another notable patent is the "Spin-Valve Magnetic Transducing Element and Magnetic Head Having Free Layer with Negative Magnetostriction." This invention encapsulates a ferromagnetic tunneling junction film that contains first and second ferromagnetic layers and an insulating layer, arranged to facilitate precise magnetic data transfer with improved efficiency.
Career Highlights
During his career, Nagai has worked with notable companies such as Read Rite Corporation and Read-Rite SMI Corporation, where he has been instrumental in developing cutting-edge magnetic technologies. His professional journey reflects his commitment to advancing the field of magnetoresistance.
Collaborations
Nagai has collaborated with esteemed colleagues like Masaki Ueno and Fuminori Hikami, contributing to a collaborative atmosphere that fosters innovation. Together, they have worked on projects that push the boundaries of current technology, showcasing the importance of teamwork in the world of inventions.
Conclusion
Hideyasu Nagai's contributions to the field of magnetoresistance demonstrate his innovation and dedication to the advancement of technology. His patents not only reflect his creativity but also highlight the collaborative efforts that are crucial in bringing transformative ideas to fruition. As the demand for more efficient and effective electronic devices continues to grow, Nagai's work will undoubtedly play a significant role in shaping the future of technology.