Katsuyo Tokuda

Title: Innovations of Katsuyo Tokuda

Introduction

Katsuyo Tokuda is a notable inventor based in Funabashi, Japan. He has made significant contributions to the field of photosensitive compositions, holding a total of three patents. His work focuses on developing materials that enhance the efficiency and effectiveness of lithographic and screen printing processes.

Latest Patents

One of his latest patents involves a photosensitive composition comprising a polyfunctional aromatic diazo compound. This compound features at least two groups of Formula (uD) in its molecular structure. The innovation allows for handling under visible light, free from ultraviolet exposure, while maintaining high photosensitivity and good shelf life. Another patent details a liquid or paste photosensitive composition that includes a water-soluble aromatic diazo compound with at least two diazo groups, combined with lactic acid or hydroxyacetic acid. This formulation is designed for ease of handling and is suitable for producing photosensitive printing plates, demonstrating excellent storage stability.

Career Highlights

Katsuyo Tokuda is associated with Toyo Gosei Kogyo Co., Ltd., where he continues to advance his research and development efforts. His work has significantly impacted the printing industry, particularly in enhancing the quality and durability of printing materials.

Collaborations

He has collaborated with notable colleagues such as Hirotada Iida and Noriaki Tochizawa, contributing to various innovative projects within the company.

Conclusion

Katsuyo Tokuda's contributions to the field of photosensitive compositions highlight his role as a key innovator in the printing industry. His patents reflect a commitment to advancing technology and improving material performance.