Location History:
- Chigasaki, JP (2003 - 2004)
- Kanagawa-ken, JP (2005)
- Kanagawa, JP (2010)
Company Filing History:
4 out of 2,636 
1 out of 164,173 
Years Active: 2003-2010
Title: Hitoshi Tamura: Innovator in Magnetic Disk Technology
Introduction
Hitoshi Tamura is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of magnetic disk technology, holding a total of five patents. His work focuses on improving data erasure methods and devices, which are crucial in today's data-driven world.
Latest Patents
Tamura's latest patents include a magnetic disk degaussing device and a degaussing method. These innovations provide an efficient way to degauss a magnetic disk, particularly those utilizing perpendicular magnetic recording systems. The method involves applying an external magnetic field to the magnetic disk, which is not yet installed in a magnetic disk drive. This is achieved by positioning the magnetic disk in the degaussing device at an angle to the axis of easy magnetization. Another significant patent is for a data erasure apparatus and method. This invention ensures that the spindle motor continues to rotate while data on a magnetic disk is being erased, utilizing a permanent magnet to achieve this goal.
Career Highlights
Throughout his career, Hitoshi Tamura has worked with prominent companies such as Hitachi Global Storage Technologies and IBM. His experience in these organizations has allowed him to develop and refine his innovative ideas in magnetic disk technology.
Collaborations
Tamura has collaborated with notable colleagues, including Hiroki Mori and Tatsuo Hayakawa. Their combined expertise has contributed to the advancement of technology in their field.
Conclusion
Hitoshi Tamura's contributions to magnetic disk technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, ensuring data security and efficiency in data management.