Chiba, Japan

Hiroki Nakamaru

This inventor holds 2 USPTO granted patents and 3 published patent applications. Top assignee: Kawasaki Steel Corporation. Active years: 1993-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroki Nakamaru. Retrieved from https://idiyas.com/inventor/hiroki-nakamaru-0spy6jtm

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1993-1996

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2 patents (USPTO):Explore Patents

Title: Hiroki Nakamaru: Innovator in Corrosion Resistant Steel Technology

Introduction

Hiroki Nakamaru is a prominent inventor based in Chiba, Japan. He has made significant contributions to the field of materials science, particularly in the development of corrosion-resistant steel sheets. With a total of 2 patents, Nakamaru's work has had a substantial impact on the industry.

Latest Patents

His latest patents include innovations such as corrosion-resistant steel sheets that have improved properties for various applications. One notable patent is a method of producing a zinc-chromium alloy-plated steel sheet. This invention provides a method characterized by plating the surface of the steel sheet using an acid plating bath containing zinc ions and chromium ions. The method ensures excellent properties such as bare corrosion resistance, corrosion resistance after coating, plating adhesiveness, and weldability.

Career Highlights

Hiroki Nakamaru is associated with Kawasaki Steel Corporation, where he has been instrumental in advancing steel technology. His expertise in corrosion resistance has positioned him as a key figure in the development of innovative materials that meet the demands of modern engineering.

Collaborations

Throughout his career, Nakamaru has collaborated with notable colleagues, including Kazuo Mochizuki and Nobuyuki Morito. These collaborations have fostered a creative environment that has led to significant advancements in their field.

Conclusion

Hiroki Nakamaru's contributions to the development of corrosion-resistant steel technology highlight his role as an influential inventor. His innovative methods and collaborations continue to shape the future of materials science.

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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