Tokyo, Japan

Ikumi Tokuda

This inventor holds 4 USPTO granted patents and 1 EPO patent. Top assignees: Nippon Steel Corporation, Nippon Steel Sumitomo Metal Corporation. Active years: 2018-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ikumi Tokuda. Retrieved from https://idiyas.com/inventor/ikumi-tokuda-ryb2d83r

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 = 3.2

ph-index = 1


Company Filing History:


Years Active: 2018-2025

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4 patents (USPTO):Explore Patents

Title: Ikumi Tokuda: Innovator in Surface-Treated Steel Technology

Introduction

Ikumi Tokuda is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of surface-treated steel sheets and metal materials. With a total of three patents to his name, Tokuda's work has implications for various industries, including construction and manufacturing.

Latest Patents

One of Tokuda's latest patents is for a surface-treated steel sheet. This innovative product includes a steel sheet, a Zn-based plating layer, and a coating with specific concentrations of various elements. The coating's composition is meticulously designed, with mass percentages of Si, P, F, V, Zr, Zn, and Al carefully controlled to achieve desired properties. Another significant patent is for a surface-treated metal material, which consists of a metal sheet, a plating layer containing aluminum, magnesium, and zinc, and a composite coating. This composite coating includes several compounds, and its composition is optimized for performance.

Career Highlights

Throughout his career, Ikumi Tokuda has worked with prominent companies such as Nippon Steel Corporation and Nippon Steel & Sumitomo Metal Corporation. His experience in these organizations has allowed him to refine his expertise in materials engineering and innovation.

Collaborations

Tokuda has collaborated with notable coworkers, including Hiromasa Shoji and Kiyokazu Ishizuka. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Ikumi Tokuda's contributions to surface-treated steel technology highlight his innovative spirit and dedication to advancing materials science. His patents reflect a deep understanding of material properties and their applications in various industries.

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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