Ritsuo Mandoh

Title: Ritsuo Mandoh: Innovator in Heat-Sensitive Recording Materials

Introduction

Ritsuo Mandoh is a notable inventor based in Sakai, Japan. He has made significant contributions to the field of heat-sensitive recording materials, holding a total of 7 patents. His innovative work has advanced the technology used in various recording applications.

Latest Patents

One of Mandoh's latest patents is for a microcapsule containing an ultraviolet absorber. This invention provides a heat-sensitive recording material that includes a substrate, a recording layer with a colorless or light-colored basic dye, and a protective layer. The recording material is characterized by the incorporation of microcapsules that enclose an ultraviolet absorber, which has substantially no color-forming ability. Another significant patent involves a heat-sensitive recording material that features a recording layer containing a colorless or pale-colored chromogenic material. This material reacts with a color developer to form a color, and it includes a water-soluble graft copolymer of a polymer comprising at least one ethylenically unsaturated carboxylic acid unit and silicone.

Career Highlights

Throughout his career, Ritsuo Mandoh has worked with prominent companies such as Kanzaki Paper Manufacturing Co., Ltd. and Kanzaki Paper Mfg. Co., Ltd. His experience in these organizations has allowed him to refine his expertise in the development of innovative recording materials.

Collaborations

Mandoh has collaborated with notable coworkers, including Katsuhiko Ishida and Hisayoshi Mitoh. These partnerships have contributed to the advancement of his research and inventions.

Conclusion

Ritsuo Mandoh's contributions to the field of heat-sensitive recording materials demonstrate his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving recording materials, making him a significant figure in his field.