Chofu, Japan

Hidefumi Hirai

This inventor holds 1 USPTO granted patent. Top assignee: Mitsubishi Gas Chemical Company, Inc.. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hidefumi Hirai. Retrieved from https://idiyas.com/inventor/hidefumi-hirai-hysjly43

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 = 4.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1999

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1 patent (USPTO):Explore Patents

Title: Innovations of Hidefumi Hirai

Introduction

Hidefumi Hirai is a notable inventor based in Chofu, Japan. He has made significant contributions to the field of materials science, particularly in the development of adsorbents for carbon monoxide. His innovative work has implications for environmental safety and industrial applications.

Latest Patents

Hirai holds a patent for an adsorbent designed specifically for carbon monoxide. This invention comprises a composite of a porous inorganic carrier and a binary complex of a nitrogen-containing compound and a copper(I) halide. The adsorbent demonstrates high selectivity for CO, along with excellent adsorptive and desorptive abilities. It can be produced using conventional carriers without the need for hydrochloric acid, offering both economic and practical advantages. The solid nature of the adsorbent allows for easy handling.

Career Highlights

Hirai is associated with Mitsubishi Gas Chemical Company, Inc., where he continues to innovate and contribute to advancements in chemical engineering. His work has garnered attention for its practical applications and effectiveness in addressing environmental challenges.

Collaborations

Hirai has collaborated with notable colleagues, including Nobutoshi Ootsuka and Kenji Sakai. These partnerships have fostered a collaborative environment that enhances the development of innovative solutions in their field.

Conclusion

Hidefumi Hirai's contributions to the field of adsorbents for carbon monoxide highlight his role as a significant inventor. His work not only advances scientific knowledge but also provides practical solutions for environmental issues.

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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