Yoshikazu Sakaguchi

Title: Innovations by Yoshikazu Sakaguchi

Introduction

Yoshikazu Sakaguchi is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of display technology, particularly through his innovative patent related to color filters.

Latest Patents

Sakaguchi holds a patent for a "Color filter, method of fabricating the same and liquid-crystal display device." This invention features a color filter with two-layered light-shielding sections that do not require a black matrix. This design reduces the level difference from the colored materials for pixels using a simple method, allowing for the removal of the color layer on the light-shielding sections. The patent describes a red color layer with stripe-shaped red pixel formation sections and a blue color layer with stripe-shaped blue pixel formation sections that overlap to create the two-layered light-shielding sections. Additionally, a green color layer with island-shaped green pixel formation sections is placed in the overlapped green pixel windows of the red and blue layers, facilitating the removal of the peripheries by polishing.

Career Highlights

Sakaguchi is currently employed at Gold Charm Limited, where he continues to work on advancements in display technologies. His innovative approach has positioned him as a key figure in the development of liquid-crystal display devices.

Collaborations

Sakaguchi has collaborated with notable coworkers such as Sounosuke Takahashi and Shinichi Nishida, contributing to the advancement of technology in their field.

Conclusion

Yoshikazu Sakaguchi's work in developing advanced color filter technologies showcases his innovative spirit and dedication to improving display devices. His contributions are significant in the realm of liquid-crystal displays, and his patent reflects a forward-thinking approach to technology.