Sumitaka Nogami

Title: The Innovative Contributions of Sumitaka Nogami

Introduction

Sumitaka Nogami is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of photoconductors and polymers, holding a total of six patents. His work has advanced the technology used in various applications, particularly in the printing industry.

Latest Patents

One of Nogami's latest patents is for an electrophotographic photoconductor that utilizes aluminum phthalocyanine. This invention features a layered photoconductor with a charge generating layer and a charge transfer layer superimposed on an electroconductive substrate. The main component of the charge generating layer is an aluminum phthalocyanine derivative, which demonstrates high sensitivity and performance consistency without fogging during actual printing. Another notable patent involves a polynuclear fused aromatic ring type polymer, which is a condensation polymer containing an anthracene unit. This polymer exhibits various functions, including ultraviolet absorption, fluorescence emission, and organic semiconductor characteristics, while also maintaining excellent flexibility and mechanical strength.

Career Highlights

Throughout his career, Sumitaka Nogami has worked with notable companies, including Asahi Kasei Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in materials science and engineering.

Collaborations

Some of his coworkers include Yoshiharu Kitahama and Isamu Iwami. Their collaborative efforts have likely played a role in the successful development of his patents and innovations.

Conclusion

Sumitaka Nogami's contributions to the field of photoconductors and polymers highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving performance and functionality in various applications.