Yasuhiko Doi

Title: Yasuhiko Doi: Innovator in Image Forming Technology

Introduction

Yasuhiko Doi is a notable inventor based in Toyokawa, Japan. He has made significant contributions to the field of image forming technology, holding a total of 8 patents. His innovative designs have advanced the capabilities of electrostatic copying and binding mechanisms.

Latest Patents

One of Doi's latest patents is an image forming apparatus with a binding function. This invention allows for small bands of toner to be deposited on paper sheets, which are then stacked and fused together, effectively binding them. The apparatus includes a movable charger positioned between the exposure and developing stages, as well as an optical shutter that can be selectively operated. Additionally, it features a scale to prevent light from reaching the image carrier. The toner used can vary, including waste toner, white toner, color toner, or highly self-adhesive toner. Another significant patent is a paper feeding device for a copying machine. This device nips the leading end of a paper strip from a roll and feeds it during the copying process. It includes a pair of feed rollers that can move out of contact with each other, ensuring efficient operation during copying.

Career Highlights

Throughout his career, Yasuhiko Doi has worked with prominent companies such as Minolta Camera Kabushiki Kaisha and Minolta Camera Co., Ltd. His work has been instrumental in developing advanced imaging technologies that are widely used in the industry today.

Collaborations

Doi has collaborated with notable individuals in the field, including Toshio Matsui and Norihiko Suzuki. Their combined expertise has contributed to the success of various projects and innovations.

Conclusion

Yasuhiko Doi's contributions to image forming technology have made a lasting impact on the industry. His innovative patents and collaborations reflect his dedication to advancing the field.