Yamagata, Japan

Tsuyoshi Naijo

This inventor holds 1 USPTO granted patent. Top assignee: Tohoku Pioneer Corporation. Active years: 2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsuyoshi Naijo. Retrieved from https://idiyas.com/inventor/tsuyoshi-naijo-rwf4u0va

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

Calculating rank

Average Co-Inventor Count = 7.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2006

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1 patent (USPTO):Explore Patents

Title: Tsuyoshi Naijo: Innovator in Organic EL Technology

Introduction

Tsuyoshi Naijo is a prominent inventor based in Yamagata, Japan. He is known for his significant contributions to the field of organic electronics, particularly in the development of organic EL (electroluminescent) elements. His innovative work has led to advancements in display technologies and lighting solutions.

Latest Patents

Naijo holds a patent for an "Organic EL element and method of producing the same." This invention involves a first electrode formed above a substrate, with organic material layers stacked above it. A second electrode is then formed above these organic material layers. Notably, at least two organic material layers, which have interfaces that electrons or holes traverse, are created using layers that are heat-treated at temperatures equal to or higher than the glass transition points of the materials, yet equal to or lower than their melting points. This innovative approach enhances the performance and efficiency of organic EL devices.

Career Highlights

Tsuyoshi Naijo is associated with Tohoku Pioneer Corporation, where he has been instrumental in advancing organic EL technology. His work has not only contributed to the company's success but has also positioned him as a key figure in the field of organic electronics.

Collaborations

Naijo collaborates with talented individuals such as Masato Nakamura and Yusuke Nakajima. Together, they work on various projects that push the boundaries of organic electronics and contribute to the development of new technologies.

Conclusion

Tsuyoshi Naijo's innovative work in organic EL technology exemplifies the impact of dedicated inventors in advancing modern electronics. His contributions continue to shape the future of display and lighting technologies.

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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