Hirofumi Mitsuo

Title: Hirofumi Mitsuo: Innovator in Thermal Recording Materials

Introduction

Hirofumi Mitsuo is a prominent inventor based in Shizuoka-ken, Japan. He has made significant contributions to the field of thermal recording materials, holding a total of 18 patents. His innovative work has advanced the technology used in various recording applications.

Latest Patents

Mitsuo's latest patents focus on the development of heat-sensitive recording materials. One of his inventions provides a heat-sensitive recording material that includes a substrate and a heat-sensitive recording layer. This layer features a color-forming system that combines an electron-donating colorless dye with an electron-accepting compound. The electron-accepting compound is represented by a specific chemical formula, enhancing the material's functionality. Another patent describes a thermal recording material that incorporates a support made from used paper pulp and a thermal coloring layer containing an electron-donating colorless dye and an electron-accepting compound, specifically 4-hydroxybenzenesulfoneanilide. This innovative approach utilizes a liquid pigment dispersion with a pH of 7 to 10, showcasing Mitsuo's commitment to sustainable materials.

Career Highlights

Hirofumi Mitsuo is currently employed at Fuji Photo Film Company, Limited, where he continues to develop cutting-edge technologies in thermal recording. His work has not only contributed to the company's success but has also positioned him as a leader in the field of recording materials.

Collaborations

Mitsuo has collaborated with notable colleagues, including Masayuki Iwasaki and Tsutomu Watanabe. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Hirofumi Mitsuo's contributions to thermal recording materials exemplify his dedication to innovation and sustainability. His patents reflect a deep understanding of chemistry and material science, making him a key figure in his field.