Yokohama, Japan

Shin Ohkijima

This inventor holds 1 USPTO granted patent. Top assignee: Mitsubishi Chemical Corporation. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shin Ohkijima. Retrieved from https://idiyas.com/inventor/shin-ohkijima

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 17(Granted Patents)


Company Filing History:


Years Active: 1998

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1 patent (USPTO):Explore Patents

Title: The Innovations of Shin Ohkijima

Introduction

Shin Ohkijima is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of magnetic recording technology. His work has led to the development of innovative solutions that enhance the performance of magnetic recording media.

Latest Patents

Shin Ohkijima holds a patent for a magnetic recording medium. This invention comprises a non-magnetic substrate, a Co-based alloy magnetic layer, and a non-magnetic Cr-based underlayer positioned between the magnetic layer and the substrate. The design is compatibly provided with a high signal-to-noise ratio (S/N) and a high coercive force. Additionally, it features an intermediate layer formed of a Co-based alloy with a hexagonal close-packed (hcp) structure. This intermediate layer is strategically positioned between the magnetic layer and the non-magnetic underlayer, ensuring optimal performance.

Career Highlights

Shin Ohkijima is associated with Mitsubishi Chemical Corporation, where he has been instrumental in advancing magnetic recording technologies. His innovative approach has led to the successful implementation of his patented technologies in various applications.

Collaborations

Shin has collaborated with notable colleagues, including Masahiro Oka and Fumiaki Yokoyama. Their combined expertise has contributed to the success of their projects and innovations.

Conclusion

Shin Ohkijima's contributions to magnetic recording technology exemplify the impact of innovative thinking in the field. His patent and collaborative efforts continue to influence advancements in this area.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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