Norihiro Kumasaka

Title: Norihiro Kumasaka: Innovator in Electrophotographic Technology

Introduction

Norihiro Kumasaka is a notable inventor based in Fukushima, Japan. He has made significant contributions to the field of electrophotographic technology. His innovative approach has led to the development of a unique method that enhances the efficiency of electrophotographic recording apparatuses.

Latest Patents

Kumasaka holds a patent for a "Method of deelectrification in an electrophotographic apparatus." This invention involves an electrophotographic recording apparatus that includes a rotatable photosensitive drum and a unit for electrifying the drum. The process consists of depositing an electrostatic latent image on the drum, developing the latent image, and transferring the image onto printing paper. A key feature of this method is the optical deelectrification unit, which is strategically positioned opposite the drum in relation to the passage of the printing paper. The optical deelectrification beam is activated only when the printing paper interrupts the optical path of the deelectrification light directed toward the drum.

Career Highlights

Kumasaka is currently employed at Fujitsu Corporation, where he continues to innovate and contribute to advancements in technology. His work has been instrumental in improving the functionality and efficiency of electrophotographic devices.

Collaborations

Throughout his career, Kumasaka has collaborated with talented individuals such as Makoto Koshi and Hiroki Ohba. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Norihiro Kumasaka's contributions to electrophotographic technology exemplify the spirit of innovation. His patented method of deelectrification showcases his commitment to enhancing the efficiency of printing technologies. Kumasaka's work continues to influence the field, making him a significant figure in the realm of inventions.