Hideyuki Koiso

Title: Innovations of Hideyuki Koiso

Introduction

Hideyuki Koiso is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of color technology and ink formulations. With a total of three patents to his name, Koiso's work has had a notable impact on various industries.

Latest Patents

Koiso's latest patents include advancements in water-based pigment dispersions, inkjet recording inks, and color filters. One of his innovations involves producing an aqueous pigment dispersion by ultrafinely dispersing a pigment dispersion mixture, which is created by mixing at least a pigment and a dispersant in an aqueous medium, with microbeads of specific diameters. Additionally, he has developed a color composition for color filters by dispersing a mixture of a pigment, a dispersant, a resin varnish, and a solvent with microbeads in a mill. His work also includes hydrophilic coloring matter for recording images, which features organic pigments linked to hydrophilic compounds, resulting in inks with excellent print quality and physical properties.

Career Highlights

Koiso is currently associated with Dainichiseika Color & Chemicals Mfg. Co., Ltd., where he continues to innovate in the field of color technology. His expertise in creating high-quality inks and colorants has positioned him as a key figure in the industry.

Collaborations

Throughout his career, Koiso has collaborated with notable colleagues such as Naoyuki Sakai and Yoshiyuki Zama. These partnerships have further enhanced his contributions to the field.

Conclusion

Hideyuki Koiso's work in developing advanced pigment dispersions and ink formulations showcases his innovative spirit and dedication to improving color technology. His patents reflect a commitment to excellence and have made a lasting impact on the industry.