Kanagawa, Japan

Keitaro Shoji

This inventor holds 29 USPTO granted patents and 9 published patent applications and 3 EPO patents, primarily in Image Forming Apparatus. Top assignee: Ricoh Company, Ltd.. Active years: 2016-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keitaro Shoji. Retrieved from https://idiyas.com/inventor/keitaro-shoji

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

USPTO Granted Patents = 29 

% Patents Active = 69.0

 

Average Co-Inventor Count = 4.1

ph-index = 3

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 2016-2026

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Areas of Expertise:
Heating Device
Fixing Device
Image Forming Apparatus
Conveyance Device
Thermal Conductor
Sheet Conveyor
Recording Media Detector
Nip Formation Pad
Cleaning Method
Smoothness Detector
Rotatable Light Shield
29 patents (USPTO):Explore Patents

Title: Innovations in Imaging Technology: The Work of Keitaro Shoji

Introduction

Keitaro Shoji, a prolific inventor based in Kanagawa, Japan, is recognized for his significant contributions to the field of imaging technology. With a remarkable portfolio of 27 patents, he has been instrumental in developing advanced solutions that enhance the functionality and efficiency of imaging apparatuses.

Latest Patents

Shoji's latest innovations include a series of patents focused on sheet conveyors and image forming apparatuses. One of his notable patents describes a sheet conveyor that incorporates a heating device designed to heat a recording medium effectively. This invention features a sophisticated setup with multiple temperature sensors that ensure optimal heating across different regions, enabling precise control over the imaging process.

Additionally, Shoji has developed a heating device integrated into an image forming apparatus that includes a unique arrangement of temperature sensors and sheet sensors. This assembly allows for enhanced temperature detection and management, ensuring that the heating elements function efficiently to maintain high-quality image output.

Career Highlights

Keitaro Shoji has built an impressive career at Ricoh Company, Ltd., a global leader in imaging and electronics. His work has led to breakthroughs in the performance of imaging devices, greatly benefiting both commercial and consumer applications. His dedication to innovation is reflected in his extensive patent filings, marking him as a key figure in the industry.

Collaborations

Throughout his career, Shoji has collaborated with esteemed colleagues, including Yasunori Ishigaya and Hiromasa Takagi. Together, they have worked on several projects that push the boundaries of technology in imaging, demonstrating the importance of teamwork in achieving significant advancements in the field.

Conclusion

Keitaro Shoji continues to be a driving force in the innovation of imaging technology. His extensive contributions through patents not only highlight his expertise but also pave the way for future developments in the industry. As imaging technology evolves, the impact of his work will undoubtedly be felt across various applications and in the operations of businesses worldwide.

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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