Location History:
- Kanagawa, JP (2009)
- Kanagawa-ken, JP (2012)
Company Filing History:
Years Active: 2009-2012
Title: Innovations of Koji Kataoka: A Pioneer in Magnetoresistive Heads
Introduction
Koji Kataoka, an esteemed inventor based in Kanagawa-ken, Japan, has made significant strides in the field of magnetoresistive technology. With a total of two patents to his name, Kataoka has contributed to advancements that are pivotal for modern data storage solutions.
Latest Patents
Kataoka's recent innovations include the CPP (Current Perpendicular to Plane) magnetoresistive head, which features a sophisticated design. This head comprises a magnetoresistive film with a free layer above a non-magnetic intermediate layer, and a fixed layer below. Enclosed between upper and lower magnetic shield layers, the CPP magnetoresistive head is designed to optimize the flow of sense current, aiding in the efficient reading of data.
His other significant patent pertains to a magnetoresistive head and read/write separation-type magnetic head. This innovation addresses the challenges presented by external magnetic fields, ensuring the stability of the pinned layer's magnetic moment while minimizing damage during machining. Utilizing a spin-valve effect, this head design incorporates a unique stacked-type pinned layer consisting of three ferromagnetic films, enhancing performance in data reading applications.
Career Highlights
Koji Kataoka is currently affiliated with Hitachi Global Storage Technologies Netherlands B.V., where he applies his expertise in developing cutting-edge storage technology. His work is integral to achieving high-performance standards in the data storage industry.
Collaborations
Throughout his career, Kataoka has collaborated with fellow innovators, including Takayoshi Ohtsu and Koichi Nishioka. Their teamwork and combined expertise have fostered remarkable advancements in the field, contributing to the collective evolution of magnetoresistive head technology.
Conclusion
Koji Kataoka stands out as a pivotal force in revolutionizing magnetoresistive technology. His patents reflect a dedication to enhancing the efficiency and reliability of data storage devices. With ongoing collaboration and innovation, Kataoka and his peers are likely to continue shaping the future of this crucial technology.