Tottori, Japan

Katsumasa Yamasaki

This inventor holds 2 USPTO granted patents and 2 EPO patents. Top assignees: Hitachi Metals, Ltd., Proterial, Ltd.. Active years: 2020-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsumasa Yamasaki. Retrieved from https://idiyas.com/inventor/katsumasa-yamasaki

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 = 2.4

ph-index = 1


Company Filing History:


Years Active: 2020-2023

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2 patents (USPTO):Explore Patents

Title: Katsumasa Yamasaki: Innovator in Ferrite Core Technology

Introduction

Katsumasa Yamasaki is a notable inventor based in Tottori, Japan. He has made significant contributions to the field of ferrite core technology, holding two patents that showcase his innovative spirit and technical expertise.

Latest Patents

Yamasaki's latest patents include a tapered ferrite core and its production method and apparatus. This tapered ferrite core features a solid or hollow cylindrical shape with a larger length than its outer diameter. It includes a ground taper portion at least at one end, with ground streaks extending in the longitudinal direction. This design can be formed by centerless-grinding a rotating ferrite core using a rotating grinder. His second patent is an edge processing device for molded powder compacts, which consists of conveying means that transport a molded powder compact. It features a first rotating tool on one side and a second rotating tool on the opposite side, both rotating in the same direction. The first tool contacts the first corner portion of the processing target, while the second tool engages the second corner portion, ensuring precise edge processing.

Career Highlights

Throughout his career, Katsumasa Yamasaki has worked with prominent companies such as Proterial, Ltd. and Hitachi Metals, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in material technology.

Collaborations

Yamasaki has collaborated with notable coworkers, including Akihiro Maeta and Shinichi Nakata. These partnerships have fostered a creative environment that has led to innovative solutions in their respective fields.

Conclusion

Katsumasa Yamasaki is a distinguished inventor whose work in ferrite core technology has made a lasting impact. His patents reflect his dedication to innovation and his ability to solve complex engineering challenges.

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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