Hirobumi Iemura

Title: Hirobumi Iemura: Innovator in Electrophotographic Toner Composition

Introduction

Hirobumi Iemura is a notable inventor based in Kawagoe, Japan. He has made significant contributions to the field of electrophotography, particularly through his innovative toner compositions. His work has been recognized for its potential to enhance the efficiency and effectiveness of printing technologies.

Latest Patents

Iemura holds a patent for a low-temperature electrophotographic toner composition. This toner composition is designed to excel in fixing properties at low temperatures, offset resistance, and blocking resistance. It comprises a resin binder and a colorant that is dispersed within the resin binder. The resin binder is a nonlinear polyester resin created through a specific reaction involving various components, including long-chain dicarboxylic acids and polycarboxylic acids.

Career Highlights

Throughout his career, Hirobumi Iemura has worked with prominent companies in the industry. He has been associated with Toyo Ink Manufacturing Company and Arakawa Kagaku Kogyo Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in developing advanced toner compositions.

Collaborations

Iemura has collaborated with notable colleagues, including Nobuyuki Yoshimoto and Osamu Oseto. These partnerships have likely fostered innovation and creativity in his work, leading to advancements in electrophotographic technologies.

Conclusion

Hirobumi Iemura's contributions to the field of electrophotography through his patented toner composition demonstrate his innovative spirit and dedication to enhancing printing technologies. His work continues to influence the industry and showcases the importance of research and development in creating effective solutions.