Tatuya Katoh

Title: Tatuya Katoh: Innovator in Electrophotography

Introduction

Tatuya Katoh is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of electrophotography, holding a total of 2 patents. His work focuses on improving the efficiency and quality of electrophotographic elements and processes.

Latest Patents

One of Tatuya Katoh's latest patents is for an electrophotographic element with a carbazole-phenyhydrazone charge. This invention provides a layered electrophotographic element that includes an electroconductive support, a charge generating layer, and a charge transfer layer. The charge generating layer consists essentially of a charge generating agent, while the charge transfer layer comprises a charge transfer agent and polycarbonate.

Another significant patent by Katoh is related to an electrophotographic process that minimizes stains on copied images. This process involves charging a layered photoconductor and effecting image-wise exposure while uniformly applying light to eliminate residual potential. This innovative approach enhances the quality of copied images produced through electrophotography.

Career Highlights

Tatuya Katoh is currently employed at Ricoh Company, Ltd., where he continues to develop and refine technologies in electrophotography. His expertise and innovative mindset have positioned him as a key player in the industry.

Collaborations

Throughout his career, Tatuya has collaborated with notable colleagues, including Takamichi Enomoto and Akio Kozima. These collaborations have contributed to the advancement of technologies in their field.

Conclusion

Tatuya Katoh's contributions to electrophotography through his patents and work at Ricoh Company, Ltd. highlight his role as an influential inventor. His innovative approaches continue to shape the future of imaging technologies.