Yamanashi, Japan

Hajime Saegusa

This inventor holds 1 USPTO granted patent. Top assignee: Toray Industries, Inc.. Active years: 1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hajime Saegusa. Retrieved from https://idiyas.com/inventor/hajime-saegusa

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 15.0

ph-index = 1

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 1994

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1 patent (USPTO):Explore Patents

Title: Hajime Saegusa: Innovator in Electrophotographic Technology

Introduction

Hajime Saegusa is a notable inventor based in Yamanashi, Japan. He has made significant contributions to the field of electrophotography, particularly with his innovative designs that enhance printing technology. His work has led to the development of a unique electrophotographic apparatus that is capable of selectively using cut sheets and fanfold paper.

Latest Patents

Hajime Saegusa holds a patent for an electrophotographic apparatus that includes several key components. This apparatus features a stacking section for cut sheets and another for fanfold paper. It also has a feed section that supplies printing paper from one of the stacking sections via different supplying paths. The exposure unit forms an electrostatic latent image on a photosensitive drum, which is then developed into a toner image by the developing unit. The belt conveyor conveys the printing paper along a common feeding path, while the transferring unit transfers the toner image onto the printing paper. Finally, the fixing unit ensures that the transferred toner image is fixed onto the paper, and the ejecting section receives the printed paper. A cutting device is also included to cut apart the printed fanfold paper at the perforation line, ensuring efficient operation.

Career Highlights

Hajime Saegusa is currently employed at Toray Industries, Inc., where he continues to innovate in the field of electrophotography. His work has not only advanced the technology but has also contributed to the efficiency of printing processes in various applications.

Collaborations

Throughout his career, Hajime has collaborated with notable colleagues such as Jun Inagaki and Yoshihiro Chujo. These collaborations have fostered an environment of innovation and creativity, leading to advancements in their respective fields.

Conclusion

Hajime Saegusa's contributions to electrophotographic technology exemplify the impact of innovation in the printing industry. His patent and ongoing work at Toray Industries, Inc. highlight his dedication to advancing technology and improving efficiency in printing processes.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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