Masakazu Komatsu

Title: Masakazu Komatsu: Innovator in Phosphor Technology

Introduction

Masakazu Komatsu is a prominent inventor based in Sendai, Japan. He has made significant contributions to the field of phosphor technology, particularly in the development of oxynitride and sialon type phosphors. His innovative work has led to the filing of multiple patents, showcasing his expertise and dedication to advancing materials science.

Latest Patents

Masakazu Komatsu holds 2 patents that focus on advanced phosphor materials. His latest patents include an oxynitride phosphor activated by a rare earth element, represented by the formula Ca Si Al O N : Eu Dy. This invention involves a stabilizing metal (Ca) that is partially substituted by Eu or both Eu and Dy, with specific parameters for x, y, z, m, and n. Additionally, he has developed a sialon type phosphor in powder form, comprising at least 40 wt % of α-sialon, which is represented by the formula (Ca, M)(Si, Al)(O, N). This phosphor includes a structure where Ca sites of Ca-α-sialon are partially substituted by other metals, with defined weight percentages for β-sialon and unreacted silicon nitride.

Career Highlights

Masakazu Komatsu is affiliated with the National Institute for Materials Science, where he conducts research and development in advanced materials. His work has been instrumental in enhancing the performance and applications of phosphors in various industries.

Collaborations

Throughout his career, Masakazu has collaborated with notable colleagues, including Mamoru Mitomo and Tadashi Endo. These partnerships have contributed to the advancement of research in phosphor technology and materials science.

Conclusion

Masakazu Komatsu's innovative contributions to phosphor technology have established him as a key figure in the field. His patents reflect his commitment to advancing materials science and improving the functionality of phosphors.