Kitakyushu, Japan

Fumio Yamamoto

This inventor holds 4 USPTO granted patents. Top assignee: Nippon Steel Corporation. Active years: 1983-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fumio Yamamoto. Retrieved from https://idiyas.com/inventor/fumio-yamamoto-looeskc1

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 4

Forward Citations = 38(Granted Patents)


Location History:

  • Kitakyusyushi, JP (1988)
  • Kitakyushu, JP (1983 - 1990)

Company Filing History:


Years Active: 1983-1990

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4 patents (USPTO):Explore Patents

Title: Fumio Yamamoto: Innovator in Steel Coating Technologies

Introduction

Fumio Yamamoto is a distinguished inventor based in Kitakyushu, Japan. He has made significant contributions to the field of steel coating technologies, holding a total of 4 patents. His work focuses on enhancing the properties of steel sheets to improve their performance in various applications.

Latest Patents

Yamamoto's latest patents include a hot-dip aluminum coated steel sheet that boasts excellent corrosion resistance and heat resistance. This innovative sheet comprises a steel substrate containing 3 to 18% chromium, not more than 0.02% carbon, and other specific elements, with an aluminum coating applied to enhance its durability. Another notable patent is for a chromate surface treated steel sheet, which exhibits exceptional paintability, corrosion resistance, and workability. This steel sheet is designed for paint coating applications, ensuring long-lasting performance and resistance to defects.

Career Highlights

Fumio Yamamoto is currently employed at Nippon Steel Corporation, where he continues to develop advanced materials for the steel industry. His expertise in steel coating technologies has positioned him as a key figure in the field, contributing to innovations that enhance the longevity and functionality of steel products.

Collaborations

Yamamoto has collaborated with notable coworkers, including Seijun Higuchi and Kenichi Asakawa. Their combined efforts have led to advancements in steel technology, further solidifying their impact on the industry.

Conclusion

Fumio Yamamoto's contributions to steel coating technologies exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of material science and a dedication to improving the performance of steel products.

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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