Cupertino, CA, United States of America

Koji Shimazawa

This inventor holds 5 USPTO granted patents and 4 published patent applications. Top assignees: Headway Technologies, Incorporated, Sae Magnetics (Hong Kong) Limited, Sae Technologies Development (Dongguan) Co., Ltd. Active years: 2024-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Shimazawa. Retrieved from https://idiyas.com/inventor/koji-shimazawa-y1e80qix

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

Calculating rank
USPTO Granted Patents = 5 

% Patents Active = 80.0

Average Co-Inventor Count = 4.8

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2024-2026

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5 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Koji Shimazawa

Introduction

Koji Shimazawa is a notable inventor based in Cupertino, California. He has made significant contributions to the field of heat-assisted magnetic recording technology, holding three patents that showcase his innovative spirit and technical expertise.

Latest Patents

One of his latest patents is the "Parabolic shaped plasmonic waveguide blocker for heat assisted recording head." This invention relates to a near-field transducer (NFT) for a hard disk drive write head, featuring a parabolic waveguide blocker designed to reduce electromagnetic radiation and improve thermal gradients. This advancement aims to enhance the area density capacity (ADC) of hard disk drives. Another significant patent is the "Iridium film with a thin iridium template layer for a heat-assisted magnetic recording (HAMR) writer." This invention involves a HAMR write head that incorporates an iridium film, which is efficient in generating surface plasmons and reliable under high-temperature conditions during the writing process.

Career Highlights

Throughout his career, Koji Shimazawa has worked with several prominent companies, including Headway Technologies, Incorporated and Sae Technologies Development. His work in these organizations has allowed him to develop and refine his innovative ideas in the field of magnetic recording technology.

Collaborations

Koji has collaborated with talented individuals such as Hong Guo and Xuhui Jin, contributing to the advancement of technology in his field.

Conclusion

Koji Shimazawa's contributions to the field of heat-assisted magnetic recording technology are noteworthy. His innovative patents and career achievements reflect his dedication to advancing technology and improving data storage solutions.

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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