Shigeyuki Nakai

Title: Shigeyuki Nakai: Innovator in Organic EL Light-Emitting Devices

Introduction

Shigeyuki Nakai is a notable inventor based in Osaka, Japan. He is recognized for his contributions to the field of organic light-emitting devices (OLEDs). His innovative work has led to the development of a patented technology that addresses key challenges in the manufacturing of large surface light-emitting panels.

Latest Patents

Nakai holds a patent for an "Organic EL light-emitting device and method for manufacturing the organic EL light-emitting device." This invention provides a solution to prevent brightness unevenness caused by the resistance of a transparent electrode in large surface light-emitting panels. The device includes an element formation substrate, which supports an organic light-emitting layer, and a sealing substrate that encapsulates the organic EL element. A sealing portion made of adhesive is formed at the peripheral edge, and a grease or gel layer is included to enhance adhesion between the substrates. This layer contains an oligomer or polymer with organosiloxane bonds or fluorinated polyether as a structural skeleton.

Career Highlights

Throughout his career, Shigeyuki Nakai has worked with various organizations, including the Yamagata Promotional Organization for Industrial Technology and NEC Lighting, Ltd. His experience in these companies has contributed to his expertise in the field of organic electronics.

Collaborations

Nakai has collaborated with notable colleagues such as Joji Suzuki and Fujio Kajikawa. Their combined efforts have further advanced the development of innovative technologies in the realm of light-emitting devices.

Conclusion

Shigeyuki Nakai's contributions to organic EL light-emitting devices demonstrate his commitment to innovation in the field. His patented technology addresses significant challenges and showcases his expertise as an inventor.