Kokubu, Japan

Tetsuzi Hayasaki

This inventor holds 4 USPTO granted patents. Top assignee: Kyocera Corporation. Active years: 2002-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuzi Hayasaki. Retrieved from https://idiyas.com/inventor/tetsuzi-hayasaki

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


% Patents Active = 75.0

Average Co-Inventor Count = 2.9

ph-index = 2

Forward Citations = 822(Granted Patents)


Company Filing History:


Years Active: 2002-2009

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4 patents (USPTO):Explore Patents

Title: Tetsuzi Hayasaki: Innovator in Magnetic Disc Technology

Introduction

Tetsuzi Hayasaki is a prominent inventor based in Kokubu, Japan. He has made significant contributions to the field of magnetic disc technology, holding a total of 4 patents. His work focuses on enhancing the performance and production processes of magnetic disc substrates.

Latest Patents

Hayasaki's latest patents include a member for supporting magnetic disc substrates, a process for producing the same, and a magnetic disc device utilizing this technology. The member comprises a ceramic sinter that contains a ceramic component and at least one conductive component selected from a group including iron, niobium, tin, zinc, copper, nickel, cobalt, and chromium. The ceramic sinter features conductive aggregates on its peripheral surface, which enhances its functionality. The ceramic component may be forsterite, while the conductive component is typically iron oxide. The production process involves sintering the ceramic component with the conductive component, machining the sinter into the desired shape, and annealing it to ensure proper conductive aggregation.

Career Highlights

Hayasaki is currently employed at Kyocera Corporation, where he continues to innovate in the field of magnetic disc technology. His expertise and inventions have contributed to advancements in data storage solutions.

Collaborations

Some of his notable coworkers include Shunichi Murakawa and Yumiko Itoh, who collaborate with him on various projects within the company.

Conclusion

Tetsuzi Hayasaki's work in magnetic disc technology exemplifies the innovative spirit of modern inventors. His contributions continue to shape the future of 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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