Kawasaki, Japan

Masafumi Toyofuku

This inventor holds 2 USPTO granted patents. Top assignee: Ricoh Company, Ltd.. Active years: 1988-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masafumi Toyofuku. Retrieved from https://idiyas.com/inventor/masafumi-toyofuku

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 2

Forward Citations = 21(Granted Patents)


Company Filing History:


Years Active: 1988-1993

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2 patents (USPTO):Explore Patents

Title: Masafumi Toyofuku: Innovator in Imaging Technology

Introduction

Masafumi Toyofuku is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of imaging technology, particularly through his innovative designs and patents. With a total of 2 patents, Toyofuku has demonstrated his expertise and creativity in developing solutions that enhance the functionality of imaging devices.

Latest Patents

Toyofuku's latest patents include a "Bearing structure for supporting a photoconductive element of an image" and a "Paper feeder usable with a copier and others." The first patent describes a structure that supports a photoconductive element in an image forming apparatus. This design features a shaft supported by two adjoining bearings, with one bearing fixed in place by a leaf spring and the other being movable. This configuration prevents tilting or shaking of the photoconductive element, ensuring consistent exposure. The second patent outlines a paper feeder with multiple trays and a movable paper feed unit. It incorporates sensors to control paper transport speed and detect the amount of paper remaining in each tray, enhancing the efficiency of copying operations.

Career Highlights

Masafumi Toyofuku is currently employed at Ricoh Company, Ltd., where he continues to innovate in the field of imaging technology. His work has contributed to the development of advanced imaging solutions that are widely used in various applications.

Collaborations

Throughout his career, Toyofuku has collaborated with talented individuals such as Akio Katsumata and Kotaro Yonenaga. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

Masafumi Toyofuku is a distinguished inventor whose contributions to imaging technology have made a lasting impact. His innovative patents and collaborative efforts reflect his commitment to advancing the field.

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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