Company Filing History:
Years Active: 1981-1995
Title: Innovator Takao Sumi: Revolutionizing Color Filters in Display Technology
Introduction
Takao Sumi, an esteemed inventor based in Kyoto, Japan, has made significant contributions to the field of display technology. With a total of seven patents to his name, Sumi has focused on enhancing image quality and contrast in various display devices. His innovative designs and manufacturing methods have set new standards in the industry.
Latest Patents
Sumi's latest patents include a groundbreaking color filter and its corresponding manufacturing method. The first patent outlines a color filter featuring an activated film layer arranged on a transparent substrate. This activated film layer includes a dye-infused color pattern, paired with a thin metal film pattern that acts as a black mask. As a result, the color filter can be seamlessly integrated into display devices, such as liquid crystal displays (LCDs), allowing for high-contrast image display. The patent also details a method for its formation, which involves creating the activated film layer, permeating the dye, and employing electroless plating to establish the thin metal film pattern.
Another key patent focuses on a color filter utilizing a porous activated film layer with fixed dyes. This design promises enhanced performance in displaying images with superior contrast, further solidifying Sumi’s reputation as an innovator in this space.
Career Highlights
Takao Sumi works at Nissha Printing Co., Ltd., a company renowned for its technological advancements in printing and display solutions. Throughout his career, Sumi has consistently demonstrated his commitment to innovation, leading to significant advancements in the manufacturing processes of display technologies.
Collaborations
Sumi collaborates closely with talented colleagues such as Yoshihide Inako and Masahiro Nishida, who contribute their expertise and insights to complement his innovative efforts. Their collaborative spirit fosters an environment ripe for creativity and technological breakthroughs.
Conclusion
Takao Sumi's inventive spirit and technical acumen continue to drive advancements in display technology. His work not only embodies the essence of innovation but also serves as an inspiration for aspiring inventors in the field. With his ongoing contributions to color filter technology, Sumi is poised to remain a significant figure in the world of inventions and patents.