Fuji, Japan

Hirofumi Nagai

This inventor holds 2 USPTO granted patents. Top assignees: Kao Corporation, Terumo Kabushiki Kaisha. Active years: 1992-1993.

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

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 = 2

Forward Citations = 22(Granted Patents)


Company Filing History:


Years Active: 1992-1993

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2 patents (USPTO):Explore Patents

Title: Hirofumi Nagai: Innovator in Medical Technology

Introduction

Hirofumi Nagai is a prominent inventor based in Fuji, Japan. He has made significant contributions to the field of medical technology, particularly through his innovative patents. With a total of 2 patents, Nagai's work focuses on enhancing the safety and efficacy of medical appliances.

Latest Patents

Nagai's latest patents include a hemolysis depressant and a plasticizer, both comprising a triglyceride compound. The hemolysis depressant is designed to prevent the phenomenon of hemolysis in blood held in contact with resin compositions for medical appliances and blood-preserving liquids. This compound protects erythrocytes, ensuring the integrity of blood samples. Additionally, the vinyl chloride type resin compositions utilizing this compound as a plasticizer are notably free of toxicity, offering extremely high safety for medical applications.

Career Highlights

Throughout his career, Hirofumi Nagai has worked with notable companies such as Terumo Kabushiki Kaisha and Kao Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in medical technology.

Collaborations

Nagai has collaborated with esteemed colleagues, including Yoshinori Kubota and Youko Tamura. These partnerships have fostered a creative environment that has led to the development of groundbreaking medical solutions.

Conclusion

Hirofumi Nagai's contributions to medical technology through his patents demonstrate his commitment to improving healthcare safety and efficacy. His innovative work continues to impact the field positively.

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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