Kitakyushu, Japan

Minoru Fujinaga

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

IDiyas Innovation Intelligence. (2026). Inventor Profile: Minoru Fujinaga. Retrieved from https://idiyas.com/inventor/minoru-fujinaga

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 = 5.2

ph-index = 4

Forward Citations = 36(Granted Patents)


Location History:

  • Fukuoka, JP (1983 - 1984)
  • Kitakyushu, JP (1990)

Company Filing History:


Years Active: 1983-1990

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4 patents (USPTO):Explore Patents

Title: Minoru Fujinaga: Innovator in Coated Steel Technology

Introduction

Minoru Fujinaga is a prominent inventor based in Kitakyushu, Japan. He has made significant contributions to the field of coated steel technology, holding a total of 4 patents. His work focuses on enhancing the corrosion resistance and overall performance of steel sheets used in various applications.

Latest Patents

Fujinaga's latest patents include a highly anticorrosive coated steel sheet designed for fuel vessels. This innovative product features a multi-layered coating system that significantly improves corrosion resistance, forming processability, solderability, and weldability. The first layer consists of a Pb-Sn alloy, while subsequent layers incorporate elements such as nickel, cobalt, and copper. Another notable patent involves a hot-dip aluminum coated steel sheet that boasts excellent corrosion and heat resistance, utilizing a specific composition of chromium, carbon, manganese, and aluminum.

Career Highlights

Minoru Fujinaga is associated with Nippon Steel Corporation, where he has been instrumental in advancing coated steel technologies. His expertise has led to the development of products that meet the demanding requirements of various industries, particularly in applications where corrosion resistance is critical.

Collaborations

Fujinaga has collaborated with notable colleagues, including Minoru Kamada and Tetsuo Fushino. These partnerships have fostered innovation and contributed to the successful development of new technologies in the field of coated steel.

Conclusion

Minoru Fujinaga's contributions to coated steel technology have established him as a key figure in the industry. His innovative patents reflect a commitment to improving material performance and durability. His work continues to influence advancements in steel applications, ensuring greater reliability and longevity in various 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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