Yamaguchi, Japan

Toyohiro Usui

This inventor holds 3 USPTO granted patents and 4 published patent applications. Top assignee: Tosoh Corporation. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toyohiro Usui. Retrieved from https://idiyas.com/inventor/toyohiro-usui-nctl2g1p

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

USPTO Granted Patents = 3 

% Patents Active = 33.3

Average Co-Inventor Count = 2.4

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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3 patents (USPTO):Explore Patents

Title: Toyohiro Usui: Innovator in Hydrocarbon Adsorption Technology

Introduction

Toyohiro Usui is a notable inventor based in Yamaguchi, Japan. He has made significant contributions to the field of hydrocarbon adsorption technology. His innovative work has led to the development of a unique zeolite composition that enhances the efficiency of hydrocarbon adsorption.

Latest Patents

Usui holds a patent for a YFI-structure zeolite composition, hydrocarbon adsorbent, and method for adsorbing hydrocarbons. This composition is designed to have heat resistance sufficient for use as a hydrocarbon adsorbent. It is characterized by its ability to desorb hydrocarbons slowly as the temperature increases. The composition includes an alkali metal and a zeolite with a YFI structure. Specifically, the alkali metal content ranges from 1 to 40 mass % based on the total mass of the composition, while the zeolite content is between 99 to 60 mass %.

Career Highlights

Usui is currently associated with Tosoh Corporation, where he continues to advance his research and development efforts. His work has been instrumental in enhancing the performance of hydrocarbon adsorbents, which are crucial for various industrial applications.

Collaborations

Some of his notable coworkers include Keita Nakao and Naoto Nakazawa. Their collaborative efforts have contributed to the success of the projects they have undertaken together.

Conclusion

Toyohiro Usui's innovative contributions to hydrocarbon adsorption technology exemplify the impact of dedicated research and development in addressing industrial challenges. His work continues to influence advancements in this critical field.

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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