Tokyo, Japan

Yuichiro Kawamura

This inventor holds 2 USPTO granted patents and 6 published patent applications. Top assignee: Idemitsu Kosan., Ltd.. Active years: 2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuichiro Kawamura. Retrieved from https://idiyas.com/inventor/yuichiro-kawamura-uumhqcm4

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

USPTO Granted Patents = 2 

% Patents Active = 50.0

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:


Years Active: 2026

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2 patents (USPTO):Explore Patents

Title: Innovations of Yuichiro Kawamura

Introduction

Yuichiro Kawamura is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of organic electroluminescent devices. With a total of 2 patents, his work has garnered attention in the realm of electronic devices.

Latest Patents

Kawamura's latest patents include advancements in organic electroluminescent elements and electronic devices. One of his patents describes an organic EL device that features a first emitting layer and a second emitting layer. The first emitting layer contains a first host material, while the second emitting layer contains a second host material that is mutually different. Both layers include compounds that emit fluorescence with a main peak wavelength of 500 nm or less. The relationship between the triplet energies of the host materials is defined by a specific numerical formula. Another patent focuses on an organic electroluminescence device that includes a first emitting layer and a second emitting layer, with specific relationships between the triplet energies and molecular orbital energy levels of the materials used.

Career Highlights

Kawamura is currently employed at Idemitsu Kosan, Ltd., where he continues to innovate in the field of organic electronics. His work has been instrumental in advancing the technology behind organic electroluminescent devices.

Collaborations

He has collaborated with notable coworkers, including Kazuki Nishimura and Hiroaki Toyoshima. Their combined expertise has contributed to the success of their projects and patents.

Conclusion

Yuichiro Kawamura's contributions to organic electroluminescent technology highlight his role as a key inventor in the field. His innovative patents and collaborations continue to shape the future of electronic devices.

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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