Kure, Japan

Seiji Fukuyama

This inventor holds 3 USPTO granted patents. Top assignees: Agency of Industrial Science and Technology, Japan as Represented by Director General of Agency of Industrial Science. Active years: 1978-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiji Fukuyama. Retrieved from https://idiyas.com/inventor/seiji-fukuyama

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 = 4.4

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1978-2001

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3 patents (USPTO):Explore Patents

Title: Seiji Fukuyama: Innovator in Carbon Materials

Introduction

Seiji Fukuyama is a notable inventor based in Kure, Japan, recognized for his contributions to the field of carbon materials. With a total of 3 patents, he has made significant advancements in the development of structured carbon bodies and novel carbonaceous materials.

Latest Patents

Fukuyama's latest patents include a structured body of carbon featuring a frustum protrusion and a method for its preparation. This innovative carbon structure exhibits electric conductivity comparable to graphite and is created through a two-stage heat treatment process. The first stage involves heating a carbonaceous material at temperatures between 800 to 1200 °C to achieve complete degradation into an amorphous state. The second stage is conducted at 1800 to 2500 °C to facilitate re-crystallization without causing graphitization. Another significant patent involves a novel carbonaceous material with a unique periodical annular electronic surface structure, which is beneficial for carbon electrodes in various batteries.

Career Highlights

Throughout his career, Seiji Fukuyama has worked with the Agency of Industrial Science and Technology in Japan, where he contributed to various research initiatives. His work has been instrumental in advancing the understanding and application of carbon materials in technology.

Collaborations

Fukuyama has collaborated with notable colleagues such as Kiyoshi Yokogawa and Bai An, further enhancing the impact of his research in the field of carbon materials.

Conclusion

Seiji Fukuyama's innovative work in carbon materials has led to significant advancements in the field, showcasing his expertise and dedication to research. His contributions continue to influence the development of new technologies and applications in various industries.

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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