Kazutaka Miyamoto

Title: **Kazutaka Miyamoto: Innovator in Poromeric Polishing Pad Technology**

Introduction

Kazutaka Miyamoto, an accomplished inventor based in Mie, Japan, holds three patents that reflect his expertise and innovative approach in the field of polishing pads. His contributions to the creation of advanced materials have made significant impacts in various industries, particularly in electronic materials.

Latest Patents

Miyamoto's latest patents focus on the development of tapering methods for poromeric polishing pads. The first patent describes a method for forming a porous polyurethane polishing pad by coagulating thermoplastic polyurethane, creating a matrix with large pores that extend upward from the base surface and connect to the upper surface. This innovative approach establishes a unique structure where large pores are interconnected with smaller pores. The patent also details a heating process that facilitates the formation of pillow structures with downwardly sloped side walls, enhancing the overall performance of the polishing pad.

In his second patent, Miyamoto further refines the design of the porous polyurethane polishing pad. This patent features a matrix similar to the first but emphasizes the importance of angled downward surfaces. The pillow structures created in this design enable downwardly sloped side walls at angles between 30 to 60 degrees from the polishing surface, optimizing the efficacy of the polishing process.

Career Highlights

Kazutaka Miyamoto has contributed his expertise to notable companies, including Rohm and Haas Electronic Materials and Nitta Haas Inc. His work in these organizations has been instrumental in advancing polishing pad technologies, underscoring his role as a leading figure in innovative materials development.

Collaborations

Throughout his career, Miyamoto has collaborated with talented professionals, including Katsumasa Kawabata and Koichi Yoshida. These partnerships have allowed him to enhance his inventions and explore new avenues for innovation in polishing pad technology.

Conclusion

Kazutaka Miyamoto's contributions to the field of poromeric polishing pads demonstrate his innovative spirit and commitment to advancing material science. With three patents to his name, he continues to influence the industry positively and inspire future innovations in the field.