Saitama, Japan

Akihiro Isayama

This inventor holds 1 USPTO granted patent and 4 published patent applications and 1 EPO patent. Top assignee: Mitsui Minings & Melting Co., Ltd.. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akihiro Isayama. Retrieved from https://idiyas.com/inventor/akihiro-isayama

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

Calculating rank
USPTO Granted Patents = 1 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.0

ph-index = 1


Company Filing History:


Years Active: 2025

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1 patent (USPTO):Explore Patents

Title: Akihiro Isayama: Innovator in Exhaust Gas Purification

Introduction

Akihiro Isayama is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of exhaust gas purification, particularly through his innovative patent that addresses the challenges of purifying exhaust gases at low to medium temperatures.

Latest Patents

Isayama holds a patent for an exhaust gas purification catalyst. The objective of this invention is to enhance the purifying performance of exhaust gases, such as nitrogen oxides (NOx). The catalyst includes a substrate and a catalyst layer that contains rhodium, phosphorus, and a rare earth element, excluding cerium. The specific ratios of these elements are crucial for achieving optimal performance, with the phosphorus to rhodium ratio ranging from 1 to 10, and the rare earth element to rhodium ratio from 1 to 5. This innovative approach aims to improve the efficiency of exhaust gas purification systems.

Career Highlights

Throughout his career, Akihiro Isayama has worked with prominent companies, including Mitsui Mining & Smelting Co., Ltd. and Mitsui Kinzoku Company, Limited. His experience in these organizations has contributed to his expertise in the field of catalyst development and exhaust gas purification technologies.

Collaborations

Isayama has collaborated with notable colleagues, including Takashi Baba. These partnerships have likely fostered innovation and advancements in their shared field of expertise.

Conclusion

Akihiro Isayama's work in exhaust gas purification represents a significant advancement in environmental technology. His innovative patent demonstrates a commitment to improving air quality through effective purification methods.

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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