Yoshikatsu Okada

Title: The Innovations of Yoshikatsu Okada

Introduction

Yoshikatsu Okada is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of liquid crystal display technology. With a total of 7 patents to his name, Okada's work has advanced the manufacturing processes and quality of multicolor displays.

Latest Patents

One of his latest patents is a manufacturing method of multicolor liquid crystal display. This invention allows for the high image quality multicolor liquid crystal display to be manufactured by a simple method. In this method, color filters are applied by patterning an insulating resist on a plurality of electrodes formed on a substrate. The process involves forming color filters one after another through electro-deposition and patterning a light shielding substance at gaps of the color filters by utilizing the color filter as masks. Another significant patent is a color filter and method for manufacturing the same. This color filter includes a conductive layer with low conductivity regions and a plurality of colored regions in a colored layer on the conductive layer. Each colored region has a concave portion corresponding to each of the low conductivity regions.

Career Highlights

Throughout his career, Yoshikatsu Okada has worked with prominent companies such as Shinto Paint Co., Ltd. and Sumitomo Chemical Company, Limited. His experience in these organizations has contributed to his expertise in the field of display technology.

Collaborations

Okada has collaborated with notable coworkers, including Tsuyoshi Nakano and Susumu Miyazaki. Their joint efforts have furthered advancements in liquid crystal display technologies.

Conclusion

Yoshikatsu Okada's innovative contributions to liquid crystal display technology have made a lasting impact in the industry. His patents reflect a commitment to improving manufacturing methods and display quality.