Kouichirou Okumura

Title: Kouichirou Okumura: Innovator in Ink Technology

Introduction

Kouichirou Okumura is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of ink technology, particularly in the development of aqueous inks and ink jet recording methods. With a total of 5 patents to his name, Okumura's work has had a substantial impact on the printing industry.

Latest Patents

Okumura's latest patents include innovative formulations for aqueous inks and ink cartridges. One notable patent describes an aqueous ink that includes a pigment and a resin for dispersing the pigment. This ink is characterized by a compound structure where at least two structures, represented by General Formula (1), are bonded by a glycoside bond. Another significant patent focuses on an ink jet ink that contains a polyurethane polymer and a self-dispersing pigment. The polyurethane polymer is derived from a polyisocyanate, a polyol without an acid group, and a diol with an acid group. This formulation aims to produce images with high optical density, scratch resistance, and excellent ink ejection stability.

Career Highlights

Kouichirou Okumura is currently employed at Canon Kabushiki Kaisha, a leading company in imaging and printing technology. His work at Canon has allowed him to push the boundaries of ink technology, contributing to advancements that enhance the quality and performance of ink jet printing.

Collaborations

Throughout his career, Okumura has collaborated with notable colleagues, including Daiji Okamura and Kenichi Shiiba. These collaborations have fostered a creative environment that has led to innovative solutions in ink technology.

Conclusion

Kouichirou Okumura's contributions to ink technology through his patents and work at Canon have established him as a key figure in the industry. His innovative approaches continue to influence the development of high-quality printing solutions.