Kyoto, Japan

Hitoshi Nagatani

This inventor holds 2 USPTO granted patents. Top assignee: Hitachi Maxell, Limited. Active years: 1989-1993.


% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 2

Forward Citations = 8(Granted Patents)


Location History:

  • Otokuni, JP (1989)
  • Kyoto, JP (1993)

Company Filing History:


Years Active: 1989-1993

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2 patents (USPTO):Explore Patents

Title: Hitoshi Nagatani: Innovator in Magnetic Recording Technology

Introduction

Hitoshi Nagatani is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of magnetic recording technology. With a total of 2 patents, his work has advanced the capabilities of magnetic media.

Latest Patents

Nagatani's latest patents include a magnetic recording medium and a magnetic disc. The magnetic recording medium is designed for high-density recording and features improved erasing characteristics. This is achieved through a method that involves forming an undercoat layer containing an electrically conductive material on a substrate, followed by the application of a magnetic paint containing hexagonal system ferrite magnetic powder. The resulting magnetic layer has a thickness of no more than 0.7 µm. The magnetic disc, on the other hand, consists of a non-magnetic support substrate and a magnetic layer made from a coating that includes ferromagnetic powder, a binder, and specific aliphatic acid esters. This innovative coating enhances lubricity and durability.

Career Highlights

Nagatani is associated with Hitachi Maxell, Limited, where he continues to develop cutting-edge technologies in magnetic recording. His work has been instrumental in improving the performance and reliability of magnetic media.

Collaborations

He has collaborated with notable coworkers such as Akira Miyake and Akito Sakemoto, contributing to various projects that push the boundaries of magnetic recording technology.

Conclusion

Hitoshi Nagatani's contributions to magnetic recording technology have established him as a key figure in the field. His innovative patents reflect his commitment to advancing technology and improving the performance of magnetic media.

Profile summary based on public USPTO records.
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