Hideo Kiyoyama

Title: Innovations in Lithography: The Patents of Hideo Kiyoyama

Introduction

Hideo Kiyoyama, a distinguished inventor based in Tokyo, Japan, has made significant contributions to the field of lithography with his innovative patents. Working with Mitsubishi Paper Mills Limited, he has developed novel methods that enhance printing technologies, particularly through lithographic printing plates.

Latest Patents

Kiyoyama holds two notable patents that showcase his creativity and technical expertise. The first is a "Process for Developing Lithographic Printing Plate," which outlines a systematic approach to enhance lithographic printing processes. The second patent, titled "Method of Printing Using Lithographic Printing Plate Made by Silver," introduces a groundbreaking printing method utilizing a silver salt lithographic printing plate. This method involves imagewise exposing a precursor containing a support, a silver halide emulsion layer, and a physical development nuclei layer. The invention also describes a unique dampening composition that includes a nonionic surface-active agent and a specially formulated polymer, allowing for high printing performance without the need for colloidal silica or alumina.

Career Highlights

Throughout his career at Mitsubishi Paper Mills Limited, Kiyoyama has focused on innovating printing technologies. His work in creating effective materials and processes has positioned him as a key player in the evolution of lithography. His patents reflect a deep understanding of the chemical and physical properties of materials used in printing.

Collaborations

Kiyoyama has collaborated with esteemed colleagues Kimihisa Hamazoe and Toshiro Kondo. Together, they have driven advancements in lithographic printing, leveraging their collective expertise to refine existing technologies and explore new possibilities in the printing industry.

Conclusion

Hideo Kiyoyama's innovative patents highlight his commitment to developing advanced techniques in lithography. As an inventor, his contributions have not only propelled Mitsubishi Paper Mills Limited forward but have also impacted the broader field of printing. His work continues to inspire future innovations in the industry, reflecting the vital role of inventors in technological advancement.