Tsutomu Teraoka

Title: Inventor Tsutomu Teraoka: Innovations in Electrophotography

Introduction

Tsutomu Teraoka, an accomplished inventor based in Seongnam-si, South Korea, has significantly contributed to the field of electrophotography. With a total of 2 patents to his name, Teraoka has developed technologies that enhance image forming and developing methods, showcasing his expertise and innovative thinking.

Latest Patents

One of Teraoka's notable patents is the "Electrophotolithographic image forming device and image developing method." This device incorporates an image holder where an electrostatic latent image is formed. It features a magnetic roller equipped with a magnetic brush comprising non-magnetic toner and a magnetic carrier. The configuration allows donor rollers, with toner layers sourced from the magnetic roller, to effectively develop the toner onto the electrostatic latent image.

Another significant patent by Teraoka is the "Hybrid type developing apparatus and developing method." This invention involves the creation of a magnetic brush consisting of non-magnetic toner and a magnetic carrier around a magnetic roller. It establishes a uniform toner layer on a donor roller's circumference solely utilizing toner from the magnetic roller. This hybrid apparatus includes multiple electrodes on the donor roller's circumference and utilizes a bias applying device to manage toner removal and supply efficiently.

Career Highlights

Tsutomu Teraoka is currently associated with Samsung Electronics Co., Ltd., where he continues to work on cutting-edge technology in the field of image processing. His contributions have been pivotal in advancing the capabilities of electrophotographic devices.

Collaborations

Throughout his career, Teraoka has collaborated with esteemed colleagues, including Naonori Kurogawa and Masahiko Itaya. These partnerships have fostered a dynamic environment for innovation and development in their shared field of expertise.

Conclusion

Tsutomu Teraoka's inventive spirit and dedication to innovation have led to significant advancements in electrophotography. His patents demonstrate not only his technical prowess but also his commitment to enhancing image forming and developing technologies, positioning him as a noteworthy figure in this specialized domain.