Yasushi Umeda

Title: Yasushi Umeda: Innovator in Flexographic Printing Technology

Introduction

Yasushi Umeda is a notable inventor based in Kusatsu, Japan. He has made significant contributions to the field of flexographic printing, holding a total of 7 patents. His work focuses on improving the safety and efficiency of printing processes.

Latest Patents

Umeda's latest patents include a developer-circulating method in flexographic printing plate-making. This invention aims to provide a method and apparatus that prevents dissolved chemical substances from adversely affecting human health while maintaining excellent safety. It effectively prevents the increase of developer viscosity and minimizes the adherence of dissolved chemicals to the apparatus, thereby extending its lifespan. The method involves flocculating solid content from a liquid containing resin components and re-utilizing the liquid as developer after separation. Additionally, a water developable photosensitive resin composition has been disclosed, which is suitable for printing plates and exhibits excellent dimensional stability along with superior chemical and physical properties.

Career Highlights

Throughout his career, Umeda has worked with prominent companies such as Nippon Paint Company, Ltd. and Mitsubishi Rayon Company, Limited. His experience in these organizations has contributed to his expertise in the field of printing technology.

Collaborations

Umeda has collaborated with notable colleagues, including Toshitaka Kawanami and Koichi Kimoto. Their joint efforts have further advanced innovations in flexographic printing.

Conclusion

Yasushi Umeda's contributions to flexographic printing technology demonstrate his commitment to enhancing safety and efficiency in the industry. His innovative patents reflect a deep understanding of the challenges faced in printing processes, making him a significant figure in this field.