Sapporo, Japan

Koji Fushimi

This inventor holds 10 USPTO granted patents and 2 published patent applications and 2 EPO patents. Top assignee: Hokkaido University. Active years: 2015-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Fushimi. Retrieved from https://idiyas.com/inventor/koji-fushimi

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

Calculating rank
USPTO Granted Patents = 10 

% Patents Active = 60.0


Average Co-Inventor Count = 4.6

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2015-2026

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10 patents (USPTO):Explore Patents

Title: Innovations of Koji Fushimi

Introduction

Koji Fushimi is a prominent inventor based in Sapporo, Japan. He has made significant contributions to the field of materials science, particularly in the development of light-emitting materials and rare-earth complexes. With a total of nine patents to his name, Fushimi's work has garnered attention for its innovative applications.

Latest Patents

Fushimi's latest patents include a range of advanced materials and devices. Notable inventions are a rare-earth complex, light-emitting material, light-emitting object, light-emitting device, interlayer for laminated glass, laminated glass, windshield for vehicles, wavelength conversion material, and a security material. One of his key patents describes a rare-earth complex that includes a rare-earth ion and a ligand coordinate-bonded to the rare-earth ion, featuring a condensed polycyclic aromatic group. This group is formed by removing a hydrogen atom bonded to a condensed aromatic ring from a specific condensed polycyclic aromatic compound. Additionally, he has developed a rare-earth complex solution, luminescent molded articles, methods for producing luminescent products, luminescent sheets, and vinyl greenhouses for agriculture.

Career Highlights

Fushimi is affiliated with Hokkaido University, where he conducts research and development in advanced materials. His work has been instrumental in pushing the boundaries of what is possible with light-emitting technologies and rare-earth materials.

Collaborations

Fushimi has collaborated with notable colleagues such as Yasuchika Hasegawa and Takayuki Nakanishi. Their combined expertise has contributed to the success of various projects and innovations in their field.

Conclusion

Koji Fushimi's contributions to materials science and his innovative patents highlight his role as a leading inventor in Japan. His work continues to influence advancements in light-emitting technologies and rare-earth materials.

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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