Kiminori Umeda

Title: Kiminori Umeda: Innovator in Electrophotography

Introduction

Kiminori Umeda is a notable inventor based in Sakai, Japan. He has made significant contributions to the field of electrophotography, holding a total of 2 patents. His innovative work focuses on improving the performance and durability of toners and developers used in printing technologies.

Latest Patents

Umeda's latest patents include a "Carrier for Developer" and a "Toner for Electrophotography and Process for Preparation Thereof." The carrier patent describes a specific silicone oil with a vicinal epoxy group that enhances moisture resistance and flowability while maintaining stable friction chargeability. This innovation prevents spending phenomena and significantly improves durability. The toner patent features a styrene/acrylic copolymer with multiple molecular weight distribution peaks, allowing for a broader fixing-possible temperature range and increased fixing ratio without compromising toner performance.

Career Highlights

Kiminori Umeda is associated with Mita Industrial Co., Ltd., where he continues to develop cutting-edge technologies in the printing industry. His work has been instrumental in advancing the capabilities of electrophotographic systems.

Collaborations

Umeda collaborates with talented coworkers, including Shunsuke Ogami and Atsushi Yamaguchi, who contribute to the innovative environment at Mita Industrial Co., Ltd.

Conclusion

Kiminori Umeda's contributions to electrophotography through his patents demonstrate his commitment to innovation and excellence in the field. His work continues to influence the development of advanced printing technologies.