Tokyo, Japan

Hirohiko Fukagawa

This inventor holds 3 USPTO granted patents and 5 published patent applications and 3 EPO patents. Top assignees: Nippon Hoso' Kyokai, Nippon Shokubai Co., Ltd., The University of Tokyo. Active years: 2021-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirohiko Fukagawa. Retrieved from https://idiyas.com/inventor/hirohiko-fukagawa

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 = 100.0

 

Average Co-Inventor Count = 5.5

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2021-2024

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3 patents (USPTO):Explore Patents

Title: Hirohiko Fukagawa: Innovator in Organic Electroluminescence

Introduction

Hirohiko Fukagawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of organic electroluminescence, holding a total of 3 patents. His work focuses on developing devices that enhance luminous efficiency and flexibility.

Latest Patents

Fukagawa's latest patents include innovative designs for organic electroluminescent devices. One of his inventions provides an organic electroluminescence device capable of achieving a device lifetime comparable to existing models while maintaining a thickness of less than 10 μm and excellent flexibility. This device features a structure that includes an anode, a cathode on a substrate, and a laminate of multiple layers between them. Another patent focuses on an organic electroluminescence device that boasts excellent luminous efficiency and luminance. This device incorporates a metal oxide layer between the anode and cathode, along with a nitrogen-containing film layer that has a specific thickness.

Career Highlights

Throughout his career, Fukagawa has worked with notable companies such as Nippon Hoso Kyokai and Nippon Shokubai Co., Ltd. His experience in these organizations has contributed to his expertise in the field of organic electroluminescence.

Collaborations

Fukagawa has collaborated with esteemed colleagues, including Takahisa Shimizu and Katsuyuki Morii. These partnerships have furthered his research and development efforts in organic electroluminescent technology.

Conclusion

Hirohiko Fukagawa is a key figure in the advancement of organic electroluminescent devices, with a focus on efficiency and flexibility. His innovative patents and collaborations highlight his significant impact on the 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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