Location History:
- Shinjuku-ku, JP (2013)
- Tokyo, JP (2013 - 2015)
Company Filing History:
Years Active: 2013-2015
Title: Junichi Yasumori: Innovator in Magnetic Recording Technology
Introduction
Junichi Yasumori is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the field of magnetic recording technology. With a total of four patents to his name, Yasumori has made strides in enhancing the performance and efficiency of magnetic recording media.
Latest Patents
Yasumori's latest patents include a magnetic recording medium that features a tailored exchange coupling layer. This innovation allows for excellent magnetic recording reproduction characteristics while reducing spacing loss. The medium consists of a granular structure with nonmagnetic boundary portions between pillar-shaped magnetic particles on a nonmagnetic substrate. An exchange coupling layer is added to enhance the interaction between the magnetic particles, and ion irradiation is performed on the entire surface of this layer after it is applied.
Another notable patent is for a thermally assisted magnetic recording disk that incorporates ion-implant facilitated non-magnetic regions. This invention addresses several challenges, including cross-talk issues that existing methods cannot resolve, surface flatness problems, and discrepancies in thermal expansion coefficients between materials. The design does not require a special medium structure, making it both economically viable and functionally effective.
Career Highlights
Yasumori is currently employed at WD Media (Singapore) Pte. Ltd., where he continues to innovate in the field of magnetic recording. His work has been instrumental in advancing the technology used in data storage solutions.
Collaborations
Throughout his career, Yasumori has collaborated with notable colleagues, including Yoshiaki Sonobe and Tadashi Tomonaga. These partnerships have contributed to the development of cutting-edge technologies in magnetic recording.
Conclusion
Junichi Yasumori's contributions to magnetic recording technology have positioned him as a key figure in the industry. His innovative patents reflect a commitment to solving complex challenges and improving data storage solutions. His work continues to influence the future of magnetic recording media.