Takashi Ujihara

Title: The Innovative Contributions of Takashi Ujihara

Introduction

Takashi Ujihara is a prominent inventor based in Yamagata, Japan. He has made significant contributions to the field of organic electroluminescence, holding a total of eight patents. His work has advanced the technology behind organic light-emitting devices, which are crucial for modern display technologies.

Latest Patents

Ujihara's latest patents include an organic electroluminescence element and a method of making it. This invention features an anode, an organic layer with at least one organic light-emitting layer, and a cathode. A key aspect of this design is that the face of the anode, to which the organic layer is laminated, is polished to prevent leakage current, thereby enhancing the current-brightness characteristic and preventing destruction of the element. Another notable patent is for an organic electroluminescence device, which consists of a first substrate with anodes and cathodes, and an organic luminous material layer formed between them. The second substrate includes conductive patterns that are electrically connected through throughholes, ensuring efficient operation of the device.

Career Highlights

Throughout his career, Takashi Ujihara has worked with notable companies such as Pioneer Electronic Corporation and Tohoku Pioneer Electronic Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the field of electronics.

Collaborations

Ujihara has collaborated with esteemed colleagues, including Shin Kawami and Hiroshi Abiko. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Takashi Ujihara's contributions to organic electroluminescence have significantly impacted the field of electronics. His innovative patents and collaborations highlight his role as a leading inventor in this technology.