Amagasaki, Japan

Hirofumi Makiura

This inventor holds 1 USPTO granted patent. Top assignees: Nippon Stainless Steel Co., Ltd., Sumitomo Metal Industries, Inc.. Active years: 1979.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirofumi Makiura. Retrieved from https://idiyas.com/inventor/hirofumi-makiura

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 = 5.0

ph-index = 1

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1979

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1 patent (USPTO):Explore Patents

Title: Hirofumi Makiura: Innovator in Ferritic Stainless Steel

Introduction

Hirofumi Makiura is a notable inventor based in Amagasaki, Japan. He is recognized for his contributions to the field of materials science, particularly in the development of ferritic stainless steel. His innovative work has led to advancements in the properties of stainless steel, making it more suitable for various applications.

Latest Patents

Makiura holds a patent for a ferritic stainless steel that boasts improved weldability and oxidation resistance. This unique alloy consists of 11.0 - 20.0% by weight of chromium (Cr), less than 0.10% by weight of carbon (C), and other specific elements in controlled amounts. The balance of the composition is primarily iron (Fe), with a nitrogen content restricted to less than 0.015% by weight. This patent highlights Makiura's expertise in enhancing the performance of stainless steel in challenging environments.

Career Highlights

Throughout his career, Hirofumi Makiura has worked with prominent companies in the steel industry, including Sumitomo Metal Industries, Inc. and Nippon Stainless Steel Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute significantly to the development of advanced materials.

Collaborations

Makiura has collaborated with esteemed colleagues such as Taishi Moroishi and Isamu Koizumi. These partnerships have fostered a creative environment that has led to innovative solutions in the field of materials science.

Conclusion

Hirofumi Makiura's contributions to the development of ferritic stainless steel demonstrate his commitment to innovation in materials science. His work continues to influence the industry and pave the way for future advancements.

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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