Hironori Toyoda

Title: Hironori Toyoda: Innovator in Organic Electroluminescence Technology

Introduction

Hironori Toyoda is a prominent inventor based in Mobara, Japan. He has made significant contributions to the field of organic electroluminescence, holding a total of 7 patents. His innovative work has led to advancements in display technology, particularly in organic light-emitting diodes (OLEDs).

Latest Patents

One of Toyoda's latest patents is for an organic electroluminescence display device. This invention enhances the strength of OLEDs by introducing a new method for fixing OLED panels. The design involves forming an OLED element on a substrate and securing a sealing substrate to a lower metallic frame using an elastic sheet, preferably made of silicon resin. This method also incorporates a sheet with heat diffusion capabilities, improving the overall performance of the device.

Another notable patent is for an organic EL display device that reduces brightness gradients on the screen while maintaining overall brightness. In this top emission type device, a reflection film is placed beneath the lower electrode, allowing light from the organic EL layer to be emitted through the upper electrode. By adjusting the film thickness of the upper electrodes for different colored pixels, Toyoda's design minimizes brightness discrepancies and light absorption.

Career Highlights

Throughout his career, Hironori Toyoda has worked with leading companies in the display technology sector, including Hitachi Displays, Ltd. and Panasonic Liquid Crystal Display Co., Ltd. His experience in these organizations has contributed to his expertise in developing cutting-edge display solutions.

Collaborations

Toyoda has collaborated with notable colleagues such as Masaaki Okunaka and Masamitsu Furuie. These partnerships have fostered innovation and have been instrumental in advancing the technology behind organic electroluminescent displays.

Conclusion

Hironori Toyoda's contributions to the field of organic electroluminescence have significantly impacted display technology. His innovative patents and collaborations highlight his role as a leading inventor in this domain. His work continues to influence the future of display devices, paving the way for enhanced visual experiences.