Wakayama, Japan

Hiroyuki Nakamura

This inventor holds 2 USPTO granted patents. Top assignee: Kao Corporation. Active years: 1993-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Nakamura. Retrieved from https://idiyas.com/inventor/hiroyuki-nakamura-20nf4itn

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 = 4.4

ph-index = 2

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1993-1995

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2 patents (USPTO):Explore Patents

Title: Hiroyuki Nakamura: Innovator in Magnetic Metal Production

Introduction

Hiroyuki Nakamura is a prominent inventor based in Wakayama, Japan. He has made significant contributions to the field of magnetic metal production, holding 2 patents that showcase his innovative approaches to creating high-quality magnetic materials.

Latest Patents

Nakamura's latest patents include a "Method for production of magnetic metal particles and apparatus therefor." This invention focuses on a continuous mass-production method for magnetic metal particles, ensuring high efficiency while preventing particle deformation and mutual sintering during the reduction process. The method utilizes an iron compound based on iron oxyhydroxide, which can be thermally dehydrated. The apparatus designed for this process includes a gas flow reactor, a belt conveyor, a gas dispersion plate, and heating means.

Another notable patent is the "Process for producing magnetic metal powder and coating for magnetic." This process produces a magnetic metal powder characterized by a large specific surface area, high coercive force, and excellent corrosion resistance. It involves converting aciculate goethite into magnetite while forming a nonferrous transition metal compound layer and a silicon or aluminum compound layer. The innovative aspect of this process is the use of a disperser during the formation of these layers.

Career Highlights

Hiroyuki Nakamura is associated with Kao Corporation, where he applies his expertise in material science to advance the company's capabilities in magnetic materials. His work has significantly impacted the efficiency and quality of magnetic metal production.

Collaborations

Nakamura has collaborated with notable colleagues, including Hiroaki Ichikawa and Yasuo Kadono. Their combined efforts have contributed to the development of innovative solutions in the field of magnetic materials.

Conclusion

Hiroyuki Nakamura's contributions to the field of magnetic metal production through his patents and collaborations highlight his role as a key innovator. His work continues to influence advancements in material science and engineering.

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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