Kurume, Japan

Yumi Sakai

This inventor holds 1 USPTO granted patent and 3 published patent applications and 1 EPO patent. Top assignees: Dyden Co., Kyushu University, Nippon Steel & Sumikin Chemical Co., Ltd.. Active years: 2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yumi Sakai. Retrieved from https://idiyas.com/inventor/yumi-sakai

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

USPTO Granted Patents = 1 

% Patents Active = 100.0


Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2018

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1 patent (USPTO):Explore Patents

Title: **The Innovative Journey of Yumi Sakai**

Introduction

Yumi Sakai, an accomplished inventor from Kurume, Japan, has made significant contributions to the field of organic materials and light-emitting devices. With a keen focus on developing advanced materials, Sakai's work is integral to the evolution of organic electroluminescent technologies.

Latest Patents

Sakai holds a patent for an organic metal complex, light-emitting material, delayed fluorescent material, and organic light-emitting device. This innovative organic metal complex is represented by a specific general formula that is highly useful as a light-emitting material for organic electroluminescent devices and beyond. The versatility of the formula allows for various applications in the realm of electronics and lighting technologies.

Career Highlights

Throughout his career, Yumi Sakai has been associated with prestigious institutions and companies such as Kyushu University and Nippon Steel & Sumikin Chemical Co., Ltd. His research and development efforts have consistently pushed the boundaries of organic materials, enhancing their efficiency and applicability in modern technology.

Collaborations

Sakai's work is often highlighted by his collaborations with notable colleagues, including Hiroshi Miyazaki and Chihaya Adachi. Together, they have worked on several projects that explore the potential of organic materials in electronics, contributing to advancements that benefit various industries.

Conclusion

Yumi Sakai represents a beacon of innovation in the field of organic materials and light-emitting devices. His singular patent and collaborative endeavors continue to drive progress and inspire future discoveries in the realm of electronics technology. With ongoing research and development, Sakai's contributions are expected to leave a lasting impact on the industry.

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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