Ishiwata Nobuyuki

Title: Ishiwata Nobuyuki: Innovator in Magneto-Resistance Technology

Introduction

Ishiwata Nobuyuki is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of magneto-resistance technology, holding a total of 2 patents. His work has advanced the understanding and application of magneto-resistance effects in various technologies.

Latest Patents

One of Ishiwata's latest patents is focused on a magneto-resistance effect type composite head and its production method. This innovative composite head includes a reproduction head with a magneto-resistance (MR) element positioned between two magnetic shields. Additionally, it features a recording head that utilizes the second magnetic shield as a first magnetic pole film, with a second magnetic pole film opposing the first via a magnetic gap. The MR element consists of a center region that includes a ferromagnetic tunnel junction magneto-resistance effect film, which generates a magneto-resistance effect using the magnetic shields as electrodes. A tunnel barrier layer is situated between the ferromagnetic layers, and an end region is designed to apply a bias magnetic field to the center region.

Career Highlights

Ishiwata Nobuyuki is currently employed at NEC Corporation, where he continues to innovate and develop new technologies. His work has been instrumental in enhancing the performance and efficiency of magnetic recording systems.

Collaborations

Ishiwata has collaborated with notable coworkers, including Hisanao Tsuge and Hisao Matsutera. Their combined expertise has contributed to the success of various projects within the field of magneto-resistance technology.

Conclusion

Ishiwata Nobuyuki's contributions to magneto-resistance technology have positioned him as a key figure in the industry. His innovative patents and collaborations reflect his commitment to advancing technology in meaningful ways.