Masanori Isshiki

Title: Masanori Isshiki: Innovator in Magnetic Recording Technology

Introduction

Masanori Isshiki is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of magnetic recording technology, holding a total of 7 patents. His work has been instrumental in advancing the efficiency and effectiveness of magnetic recording media.

Latest Patents

One of Isshiki's latest patents involves a magnetic recording medium characterized by multiple magnetic layers on a non-magnetic support. The uppermost layer contains a ferromagnetic metallic powder and/or a hexagonal system magnetic powder along with a binder. Additionally, at least one layer other than the uppermost layer contains Co-containing iron oxide and a binder. The film thickness of the uppermost layer is 0.5 µm or less, and it has an R10z value of 50 nm or less, which enhances the electromagnetic conversion characteristics of the medium. Another notable patent focuses on high-density slave magnetic recording media, which includes a magnetic recording layer coated with magnetic hexagonal ferrite powder. This design allows for efficient duplication of digital signals while minimizing error rates during reproduction.

Career Highlights

Throughout his career, Masanori Isshiki has worked with notable companies such as Kabushiki Kaisha Toshiba and Tokyo Shibaura Denki Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in magnetic recording technologies.

Collaborations

Isshiki has collaborated with esteemed colleagues, including Toshiyuki Suzuki and Nobuyoshi Saito. Their combined efforts have furthered advancements in the field of magnetic recording.

Conclusion

Masanori Isshiki's innovative work in magnetic recording technology has led to significant advancements in the industry. His patents reflect a deep understanding of the complexities involved in magnetic media, and his collaborations with other experts have enhanced the impact of his contributions.