Company Filing History:
Years Active: 1996-1998
Title: Hiroji Naruse: Innovator in Magnetic Recording Technology
Introduction
Hiroji Naruse is a prominent inventor based in Miyagi, Japan. He has made significant contributions to the field of magnetic recording technology, holding a total of 2 patents. His work has been instrumental in advancing the capabilities of magnetic recording media.
Latest Patents
Naruse's latest patents include innovations in magnetic recording mediums. One of his notable inventions is a magnetic recording medium featuring a backcoat composition with low ion content. This medium is characterized by a magnetic metal film formed on a non-magnetic substrate, with a back coat that contains non-magnetic pigment dispersed among a binder. The chloride and sulfate ion contents of the back coat are limited to no more than 5 ppm, and the binder includes polycarbonate urethane. Another significant patent is for a perpendicular magnetic recording medium, which has a magnetic layer made of a metal magnetic thin film on a non-magnetic support. This medium allows for the recording and reproduction of rectangular wave signals using a specialized magnetic head.
Career Highlights
Hiroji Naruse is currently employed at Sony Corporation, where he continues to innovate in the field of magnetic recording technology. His work has contributed to the development of advanced recording mediums that enhance data storage capabilities.
Collaborations
Naruse has collaborated with notable colleagues, including Yasuo Tateno and Mayumi Abe, to further his research and development efforts in magnetic recording technologies.
Conclusion
Hiroji Naruse's contributions to magnetic recording technology have established him as a key figure in the field. His innovative patents and work at Sony Corporation reflect his commitment to advancing technology in this area.