Tokyo, Japan

Koji Takeshita

This inventor holds 10 USPTO granted patents. Top assignees: Toppan Printing Co., Ltd., Oki Electric Industry Co., Ltd., Juki Corporation. Active years: 1999-2012.

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

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


% Patents Active = 20.0

Average Co-Inventor Count = 2.5

ph-index = 3

Forward Citations = 25(Granted Patents)


Company Filing History:


Years Active: 1999-2012

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10 patents (USPTO):Explore Patents

Title: Koji Takeshita: A Pioneer in Organic Electroluminescence Technologies

Introduction: Koji Takeshita, an innovative inventor based in Tokyo, Japan, has made significant contributions to the field of organic electroluminescence. With a record of ten patents to his name, Takeshita's work focuses on advanced methods for manufacturing organic electroluminescence devices and displays, showcasing his expertise in this cutting-edge technology.

Latest Patents: Among his notable inventions, his latest patents include a method for manufacturing an organic electroluminescence device and an organic electroluminescence display. The method for manufacturing the organic electroluminescence device involves a unique approach that includes the formation of an organic light-emitting layer via a relief printing method. This method uses a special ink that requires precise conditions for optimal results. The second patent details a method for creating an organic electroluminescence display which involves layering organic light-emitting mediums with differing life-times, allowing for enhanced display durability and performance.

Career Highlights: Throughout his career, Koji Takeshita has held prominent positions at various companies, including Toppan Printing Co., Ltd. and Oki Electric Industry Co., Ltd. His work at these leading organizations has allowed him to develop and refine his inventions, contributing to the advancement of technologies in the field of organic electronics.

Collaborations: Koji Takeshita has had the opportunity to collaborate with esteemed colleagues such as Takahisa Shimizu and Hironori Kawakami. These collaborations have fostered an environment of creativity and innovation, amplifying the impact of their collective research and development efforts.

Conclusion: Koji Takeshita stands out as a pivotal figure in the realm of organic electroluminescence, with a commendable portfolio of patents that reflect his dedication to innovation. As technology continues to evolve, Takeshita's inventions are likely to play a crucial role in shaping the future of display technologies, solidifying his legacy as a leading inventor in 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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