Kanagawa, Japan

Ryoji Kawaguchi

This inventor holds 3 USPTO granted patents and 2 published patent applications. Top assignee: Fujifilm Business Innovation Corp.. Active years: 2023-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryoji Kawaguchi. Retrieved from https://idiyas.com/inventor/ryoji-kawaguchi

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

USPTO Granted Patents = 3 

% Patents Active = 66.7

Average Co-Inventor Count = 11.3

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2023-2026

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3 patents (USPTO):Explore Patents

Title: Ryoji Kawaguchi: Innovator in Image Forming Technology

Introduction

Ryoji Kawaguchi is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of image forming technology, holding a total of 3 patents. His work focuses on improving the efficiency and reliability of image printing systems.

Latest Patents

Kawaguchi's latest patents include an image forming system and a non-transitory computer readable medium storing a program. The image forming system is designed to accommodate a paper sheet and execute the processing of printing an image on the accommodated paper sheet. This innovative system includes a processor that determines whether an image printed on a paper sheet has any abnormalities. If no abnormalities are detected, the system discharges the paper sheet to a designated discharge destination. Conversely, if an abnormality is present, the system manages the discharge of the affected paper sheet and provides instructions to the user for reloading the paper.

Additionally, his paper feeder invention features a processor that controls the lowering of a paper feed tray based on the number of sheets to be replenished. This advancement enhances the functionality of paper feeders in image forming apparatuses.

Career Highlights

Kawaguchi is currently employed at Fujifilm Business Innovation Corp., where he continues to develop innovative solutions in the imaging sector. His work has been instrumental in advancing the technology used in modern printing systems.

Collaborations

Throughout his career, Kawaguchi has collaborated with talented individuals such as Katsuyuki Fujii and Takayoshi Sato. These collaborations have contributed to the successful development of his patented technologies.

Conclusion

Ryoji Kawaguchi's contributions to image forming technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of the challenges in the printing industry and offer practical solutions to enhance performance.

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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