Eiichi Kiuchi

Title: The Innovative Contributions of Eiichi Kiuchi

Introduction

Eiichi Kiuchi is a notable inventor based in Sawara, Japan. He has made significant contributions to the field of color filter technology, holding a total of 4 patents. His work focuses on developing advanced pigment dispersing compositions and green pigments for color filters, which are essential in various display technologies.

Latest Patents

Kiuchi's latest patents include a pigment dispersing composition for color filters. This composition consists of a color material, a resin, and an organic solvent that can dissolve the resin. The modified pigment contained in this composition includes a polymer obtained by polymerizing a polymer containing a polymerizable unsaturated group. Another significant patent involves a green pigment for color filters, which includes a phthalocyanine green pigment. This pigment is capable of expressing a specific region of xy-chromaticity coordinates defined by the XYZ color system of the CIE. Additionally, he has developed a photosensitive color composition that enables the formation of color filters with a wide color reproduction range and high transmittance.

Career Highlights

Throughout his career, Kiuchi has worked with prominent companies such as Dic Corporation and Dai Nippon Printing Co., Ltd. His experience in these organizations has allowed him to refine his expertise in pigment technology and color filter applications.

Collaborations

Some of his notable coworkers include Arata Kudou and Hiroshi Katsube. Their collaborative efforts have contributed to the advancements in the technologies related to color filters and pigments.

Conclusion

Eiichi Kiuchi's innovative work in pigment dispersing compositions and color filters has significantly impacted the field of display technology. His patents reflect a commitment to enhancing color reproduction and transmittance in various applications.