Yokohama, Japan

Yoshiyumi Tamiya

This inventor holds 6 USPTO granted patents. Top assignee: Ricoh Company, Ltd.. Active years: 1992-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiyumi Tamiya. Retrieved from https://idiyas.com/inventor/yoshiyumi-tamiya

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 = 3.3

ph-index = 3

Forward Citations = 26(Granted Patents)


Company Filing History:


Years Active: 1992-1997

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6 patents (USPTO):Explore Patents

Title: Innovations of Yoshiyumi Tamiya

Introduction

Yoshiyumi Tamiya is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of printing and image forming technologies. With a total of six patents to his name, Tamiya continues to push the boundaries of innovation in his industry.

Latest Patents

One of Tamiya's latest patents is a printing apparatus designed for printing cutting marks. This innovative printing unit prints ordinary images on multiple sheets of paper while also adding cutting marks at the periphery of the images. These cutting marks serve as a reference for cutting the peripheries of the sheets. Additionally, the apparatus includes a top sheet detecting unit and an ejecting unit that creates a stack of printed sheets, ensuring the top sheet is correctly oriented.

Another significant patent is an image forming apparatus that features a clamp for conveying a recording medium. This apparatus electrostatically transfers a latent image from a photoconductive drum to a recording medium held by a clamp drum. The design incorporates a conductive rubber layer and an overcoat layer, enhancing the efficiency of the image transfer process.

Career Highlights

Yoshiyumi Tamiya is currently employed at Ricoh Company, Ltd., where he applies his expertise in developing advanced printing technologies. His work has been instrumental in enhancing the functionality and efficiency of printing systems.

Collaborations

Tamiya has collaborated with several talented individuals in his field, including Kenichi Shimizu and Kazuaki Iizuka. These collaborations have contributed to the successful development of innovative technologies.

Conclusion

Yoshiyumi Tamiya's contributions to the field of printing and image forming technologies are noteworthy. His innovative patents reflect his commitment to advancing the industry and improving the efficiency of 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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