Norifumi Miyamoto

Title: Norifumi Miyamoto: Pioneer in Magnetic Recording Technologies

Introduction: Norifumi Miyamoto is an esteemed inventor based in Chigasaki, Japan, known for his significant contributions to the field of magnetic recording technologies. With a portfolio of 15 patents, Miyamoto has established himself as a leader in innovation, particularly in the design and functionality of magnetic head sliders for hard disk drives.

Latest Patents: Among Miyamoto's latest innovations are two noteworthy patents. The first is a method of magnetization control for a magnetic shield in magnetic recording heads, which details a hard disk drive that incorporates a magnetic field-generating device near a load/unload ramp. This innovative setup ensures that the write head enters a magnetic field during unloading, effectively managing the direction of magnetization of the shield and minimizing interference.

The second patent is for a magnetic head slider with shared heater and contact sensor terminal pads. This slider features both magnetic head elements—capable of writing and reading data—and a heater element designed to control the flying height over the magnetic recording medium. It also integrates a contact sensor element to detect interactions with the recording medium, utilizing shared terminals for efficient voltage supply and signal transmission.

Career Highlights: Miyamoto’s career includes significant tenures at prominent companies such as Hitachi, Ltd. and Hitachi Global Storage Technologies Japan, Ltd. His work in these organizations has centered around enhancing the efficiency and performance of data storage devices, solidifying his reputation as a trailblazer in the technology sector.

Collaborations: Throughout his career, Miyamoto has collaborated with notable professionals, including Nobuyoshi Tsuboi and Yoshio Sato. These partnerships have contributed to the advancement of various technologies in the magnetic recording industry, showcasing his ability to work effectively within teams to drive innovation.

Conclusion: Norifumi Miyamoto is a remarkable inventor whose work in magnetic recording technologies has paved the way for advancements in data storage solutions. His innovative patents not only demonstrate his technical expertise but also his commitment to pushing the boundaries of what is possible in the field. As the industry continues to evolve, contributions from inventors like Miyamoto will remain vital to its progress.