Noriko Oyanagi

Title: **The Innovator Behind Magnetic Technology: Noriko Oyanagi**

Introduction

Noriko Oyanagi, an esteemed inventor based in Minamiashigara, Japan, has made significant contributions to the field of magnetic technology. With four patents to his name, he stands out as a leading figure in the development of advanced magnetic recording mediums.

Latest Patents

Oyanagi's latest innovations include a magnetic recording medium, a magnetic tape cartridge, and a magnetic recording and reproducing device. His magnetic recording medium features a non-magnetic support and a magnetic layer containing ferromagnetic powder. One notable characteristic of his invention is the inclusion of an abrasive, specifically a carbide, where the average primary particle diameter ranges from 10 nm to 100 nm. An intriguing aspect of his innovation is that in an electron microscope image of the magnetic layer's surface, 50% or more of the abrasive is present in an aggregated state with a maximum Feret diameter of 0.2 μm or more. In another of his patent applications, the magnetic recording medium is designed to have an anisotropic magnetic field of 12 kOe or more, a center line average roughness of 1.2 nm or less, and a specific ratio concerning contact angles measured with respect to 1-bromonaphthalene.

Career Highlights

Oyanagi’s career is closely associated with Fujifilm Corporation, where he has been pivotal in researching and developing products that push the boundaries of magnetic technology. His work has enhanced the quality and efficiency of magnetic recording, thereby contributing to the advancement of data storage solutions.

Collaborations

As an inventor, Oyanagi has collaborated with notable peers such as Wataru Kikuchi and Akio Tamura. Their joint efforts have fostered a conducive environment for innovation and have resulted in the successful development of cutting-edge technologies in the magnetic domain.

Conclusion

Noriko Oyanagi's impressive portfolio of patents and his collaboration with fellow innovators exemplify his remarkable impact on the industry. Through his dedication and ingenuity, Oyanagi continues to pave the way for advancements in magnetic recording technology, making him a prominent figure among contemporary inventors.