Hiroshi Oooka

Title: Hiroshi Oooka: Pioneering Innovator in Display Technology

Introduction

Hiroshi Oooka, a prominent inventor based in Tokyo, Japan, has made significant strides in the field of display technology. With a remarkable portfolio of 17 patents, Oooka has contributed innovative solutions that enhance the performance and functionality of display devices.

Latest Patents

Among his latest patents is the "Organic Electroluminescence Display Device with Spacers." This patented technology involves a sophisticated structure that includes a bank surrounding a central portion of a pixel electrode. The device features an organic electroluminescence layer, a common electrode, and a color filter layer, all contributing to its enhanced display capabilities. Notably, the design incorporates a black matrix layer and a spacer, allowing for improved spatial configuration and connection to the common electrode.

Another significant patent is the "Display Device with Reduced Frame Size." This innovation focuses on optimizing the display area by incorporating contact holes in an insulating film, allowing for a more compact design while maintaining functionality. The combination of a first metal film and a transparent conductive film further enhances the device's performance.

Career Highlights

Oooka’s career includes notable tenures at Japan Display Inc. and Hitachi Displays, Ltd., where he has dedicated his efforts to advancing display technologies. His contributions have played a critical role in the evolution of modern display devices, particularly in organic electroluminescence technology.

Collaborations

Throughout his career, Oooka has worked alongside esteemed colleagues such as Toshihiro Sato and Hirotsugu Sakamoto. Together, they have fostered a collaborative environment that promotes innovation and the development of cutting-edge technologies within the display industry.

Conclusion

In conclusion, Hiroshi Oooka stands out as a prolific inventor whose advancements in display technology continue to shape the industry. His extensive patent portfolio reflects his dedication to innovation and his contributions have had a lasting impact on the way we experience visual media. Through his work, Oooka exemplifies the spirit of invention and the ongoing quest for technological excellence.