Yokohama, Japan

Kazuhiro Igarashi

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Oil Corporation. Active years: 2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiro Igarashi. Retrieved from https://idiyas.com/inventor/kazuhiro-igarashi-9k6lb8zz

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 = 8.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2012

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1 patent (USPTO):Explore Patents

Title: **Kazuhiro Igarashi: Innovator in Activated Carbon Technology**

Introduction

Kazuhiro Igarashi, a notable inventor based in Yokohama, Japan, has made significant contributions to the field of materials science. With a focus on developing advanced processes in energy storage technologies, Igarashi stands out for his innovative approach to creating activated carbon for electric double layer capacitors.

Latest Patents

Igarashi holds a patent for the "Process of producing activated carbon for electric double layer capacitor electrode." This groundbreaking invention describes a method that facilitates the production of activated carbon free from the fusing of carbon particles during activation, resulting in a material with a small and uniform particle diameter, along with a relatively large specific surface area. The process involves calcining an easily graphitizable carbon material to achieve specific reduction rates in the hydrogen/carbon atomic ratio and the volatile components, ultimately producing activated carbon with an average particle diameter between 0.5 to 7 micrometers and a BET specific surface area ranging from 1500 to 3000 m²/g.

Career Highlights

Igarashi is affiliated with Nippon Oil Corporation, where he applies his expertise in energy materials to enhance the efficiency of electric double layer capacitors. His work demonstrates a commitment to developing sustainable and cost-effective solutions in energy storage technologies.

Collaborations

Throughout his career, Igarashi has collaborated with fellow researchers such as Masaki Fujii and Shinya Taguchi. These partnerships have been instrumental in advancing their shared goals of innovation in the field of materials science and enhancing the performance of energy storage devices.

Conclusion

Kazuhiro Igarashi's contributions to the development of activated carbon for electric double layer capacitors exemplify the critical intersection of innovation and practicality. His patented process not only addresses specific technical challenges but also sets the stage for further advancements in energy storage technologies. Through his work with Nippon Oil Corporation and collaborations with peers, Igarashi continues to influence the future of materials science and engineering.

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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